APA Dictionary of Psychology

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M’Naghten rule (McNaghten rule; McNaughten rule; McNaughton rule)

MacArthur Scale of Subjective Social Status

Mach–Dvorak stereoillusion

Machian positivism

Machiavellian hypothesis

Machiavellianism

machine consciousness

Machover Draw-a-Person Test (DAP Test)

MacLean’s theory of emotion

macroenvironmental factor

macroergonomics

macrosplanchnic type

macular degeneration

macular sparing

macular splitting

mad cow disease

Mad Hatter’s disease

Maddox rod test

magazine training

magical thinking

magnetic resonance imaging (MRI)

magnetic source imaging (MSI)

magnetoencephalography (MEG)

magnification factor

magnification power

magnitude effect

magnitude estimation

magnitude of effect

magnitude production

magnitude scaling of attitudes

magnocellular system

maintaining cause

maintenance function

maintenance rehearsal

maintenance therapy

major depressive disorder

major depressive episode

major histocompatibility complex (MHC)

major neurocognitive disorder

major tranquilizer

majority influence

majority vote technique

majority-minority

Malcolm horizon

male chauvinism

male climacteric

male continence

male erectile disorder

male homosexual prostitution

male hypoactive sexual desire disorder

male orgasmic disorder

male pseudohermaphroditism

male–male competition

malevolent transformation

malice aforethought

malignant hypertension

Malthusian theory

malum prohibitum

mammillary body

mammillothalamic tract

man–machine system

managed behavioral health organization (MBHO)

management by objectives (MBO)

management development

management fashion

management information systems (MIS)

management psychology

management-simulation game

managerial grid

managerial psychology

mandate phenomenon

mandated reporting

mandibular reflex

mandibulofacial dysostosis

manic-depressive illness

manifest anxiety

Manifest Anxiety Scale

manifest content

manifest variable

manipulation check

Mann–Whitney U test

manual arts therapy

manual communication

manual dominance

manual-assisted therapy

manual-based therapy

manual-control effects

manualized therapy

MAOI (MAO inhibitor)

map-tracing test

maple-syrup urine disease (MSUD)

marche à petits pas

Marfan’s syndrome

margin of error (MOE)

marginal consciousness

marginal frequency

marginal intelligence

marginal sulcus

marginal value theorem

marginalization

marijuana (marihuana)

Marinesco–Sjögren syndrome

marital adjustment

marital conflict

marital counseling

marital separation

marital subsystem

marital therapy

mark-and-recapture sampling

market research

marketing orientation

Marlowe–Crowne Social Desirability Scale (M–C SDS)

Maroteaux–Lamy syndrome

marriage counseling

marriage-enrichment group

Marxist feminism

masculinity–femininity test

masculinization

masked audiogram

masked depression

masking level difference (MLD)

masking pattern

Maslach Burnout Inventory (MBI)

Maslow’s motivational hierarchy

Maslow’s theory of human motivation

masochistic fantasies

masochistic personality disorder

mass media intervention

mass psychology

mass-spring model

mass-to-specific development

massa intermedia

massed practice

massed repetition

masseter reflex

mastery learning

mastery orientation

mastery training

masturbatory reconditioning

masturbatory satiation

matched samples

matched-pairs design

matched-pairs t test

Matching Familiar Figures Test (MFF)

matching hypothesis

matching patients

matching to sample

material feminism

materialization

maternal aggression

maternal attitudes

maternal behavior

maternal deprivation

maternal environment

maternal memory

maternal reverie

maternal stress

maternity blues

mathematical ability

mathematical biology

mathematical learning theory

mathematical model

mathematical psychology

mathematical statistics

mathematico-deductive method

mathematics anxiety

mathematics disorder

mating behavior

matrix organization

maturation hypothesis

maturational crisis

maturational lag

Maximally Discriminative Facial Movement Coding System (MAX)

maximin strategy

maximum likelihood

maximum-security unit

Maxwellian view

maze-bright and maze-dull rats

McCarthy Scales of Children’s Abilities

McCarthy Screening Test (MST)

McCollough effect

McNaughton rule (McNaghten rule; McNaughten rule)

mean difference

mean effect size

mean length of utterance (MLU)

mean square error

mean square residual

mean-gradation method

meaning-centered therapy

meaningful learning

meaninglessness

means–ends analysis

measure of association

measurement error

measurement invariance

measurement level

measurement model

measurement scale

measurement theory

measures of intelligence

mechanical aptitude

mechanical causality

mechanical intelligence

mechanical-aptitude test

mechanical-comprehension test

mechanical-man concept

mechanistic interactionism

mechanistic theory

mechanoreceptor

Meckel’s syndrome

media psychology

medial amygdala

medial forebrain bundle

medial geniculate nucleus

medial lemniscus

medial prefrontal cortex

medial preoptic area (mPOA)

medial temporal amnesia

medial temporal gyrus (median temporal gyrus)

medial temporal lobe

medial temporal lobe epilepsy

median effective dose

median lethal dose

median-cleft-face syndrome

mediate experience

mediated generalization

mediated response

mediating behavior

mediation process

mediation theory

mediational deficiency

mediational learning

Medicaid Waiver

medical anthropology

medical care evaluation (MCE)

medical family therapy

medical history

medical psychology

medical psychotherapy

medical rehabilitation

medical social worker

medical tourism

Medicare Modernization Act (MMA)

medication adherence

medication management capacity

medication-induced movement disorder

mediodorsal nucleus

Mediterranean diet

medium-wavelength pigment

medulla oblongata

medullary reticular formation

medullary sheath

megadose pharmacotherapy

megavitamin therapy

Meissner’s corpuscle

melancholia agitata

melancholic features

melancholic type

melano- (melan-)

melanocortin-4 receptor (MC4-R)

melanocyte-stimulating hormone (MSH)

Melnick–Needles syndrome

melodic intonation therapy (MIT)

membership group

membrane potential

membranous labyrinth

memorandum as a whole

memory abilities

memory attribution

memory consolidation

memory disorder

memory distortion

memory illusion

memory impairment

memory inhibition

memory rehabilitation

memory retention

memory retraining

memory training

memory-enhancing drug

memory-operating characteristic curve (MOCC)

men’s liberation movement

ménage à trois

Mendelian inheritance

Ménière’s disease

meningococcal meningitis

meningoencephalitis

meningomyelocele

menopausal depression

menopausal hormone therapy

menstrual cycle

menstrual migraine

menstrual synchrony

menstrual taboo

mental aberration

mental abilities

mental accounting

mental age (MA)

mental apparatus

mental asymmetry

mental chemistry

mental chronometry

mental claudication

mental coaching

mental combination

mental confusion

mental defective

mental deficiency

mental development

mental diplopia

mental disorder

mental examination

mental function

mental handicap

Mental Health America (MHA)

mental health care

mental health clinic

mental health consultation

mental health counselor

mental health nursing

mental health parity

mental health program

mental health services

mental health support organization

mental health worker

mental hospital

mental housecleaning hypothesis

mental institution

mental maturity

mental measurement

mental mechanics

mental mechanism

mental paper-folding test

mental practice

mental rehearsal

mental representation

mental retardation (MR)

mental rotation

mental status examination (MSE)

mental synthesis

mental topography

mental workload

mentally defective

mephedrone (4-methyl-N-methylcathinone)

mere-exposure effect

mere-thought polarization

meridional amblyopia

Meritor Savings Bank v. Vinson

Merkel’s corpuscle

Merkel’s tactile disk

mesencephalic nucleus

mesencephalic tegmentum

mesial temporal lobe epilepsy

mesocortical system

mesolimbic system

mesostriatal system

message factors

message tailoring

message-learning approach

messenger RNA (mRNA)

Messiah complex

metabolic anomaly

metabolic defect

metabolic disorder

metabolic encephalopathy

metabolic equivalent

metabolic screening

metabolic syndrome

metabolic tolerance

metabolic–nutritional model

metabotropic receptor

metachromatic leukodystrophy

metacognitive model of attitudes (MCM)

metacommunication

metaesthetic range

metalinguistic awareness

metaphor therapy

metaphoric symbolism

metapsychological profile

methadone maintenance therapy

methamphetamine

method of absolute judgment

method of adjustment

method of agreement

method of agreement and difference

method of average error

method of choice

method of concomitant variation

method of constant adjustment

method of constant stimuli

method of difference

method of equal and unequal cases

method of equal-appearing intervals

method of equivalents

method of exclusion

method of just noticeable differences

method of limits

method of moments

method of opposition

method of ratio estimation

method of residues

method of right and wrong cases

method of selective adaptation

method of serial exploration

method of single stimuli

method of successive approximations

method of successive intervals

method of triads

methodological behaviorism

methodological individualism

methodological objectivism versus methodological subjectivism

methodological pluralism

methodological solipsism

methodological triangulation

methods analysis

methotrimeprazine

methoxyhydroxyphenylglycol (MHPG)

methylphenidate

methylphenyl-tetrahydropyridine

Metrazol shock treatment

metronomic pacing

Meyer’s theory

Meynert’s nucleus

Michelangelo phenomenon

Michigan Alcoholism Screening Test (MAST)

microaggression

microcounseling

microergonomics

microgenetic development

microgenetic method

microptic hallucination

microscopic level

microsocial engineering

microspectrophotometer

microsplanchnic type

micturition reflex

middle cerebral artery

middle cranial fossa

middle insomnia

middle knowledge

middle temporal gyrus (MTG)

middle-child syndrome

midget bipolar cell

Mignon delusion

migraine headache

migratory restlessness

mild cognitive impairment (MCI)

mild mental retardation

mild neurocognitive disorder

mild traumatic brain injury (mTBI)

military environment

military officer selection

military peacekeeping

Military Personnel Management

military psychology

military stress factors

Military Testing Association

milk letdown reflex

Mill Hill Vocabulary Scale (MHV)

Mill’s canons

Miller Analogies Test (MAT)

Miller–Mowrer shuttle box

Millon Clinical Multiaxial Inventory (MCMI)

mind–body intervention

mind–body problem

mind–brain–education (MBE)

mindfulness meditation

mindfulness-based cognitive therapy

mineralocorticoid

Mini-Mental State Examination (MMSE)

miniature end-plate potential

miniature system

minimal audible field (MAF)

minimal audible pressure (MAP)

minimal brain dysfunction (MBD)

minimal intergroup situation

minimally conscious state (MCS)

minimax strategy

minimum power theory

minimum resource theory

minimum separable

minimum visible

Minnesota Multiphasic Personality Inventory (MMPI)

Minnesota Satisfaction Questionnaire (MSQ)

minor depression

minor depressive disorder

minor tranquilizer

minority influence

minority stress

miosis (myosis)

Miranda warning

mirror technique

mirror transference

mirror-box technique

mirror–touch synesthesia

misarticulation

misclassification cost

misidentification

misidentification syndrome

misinformation effect

misocainia (misocainea)

misorientation effect

missing at random (MAR)

missing fundamental

missing-parts test

missionaries and cannibals problem

misspecification

mitigating factor

mixed cerebral dominance

mixed distribution

mixed dysarthria

mixed laterality

mixed methods research

mixed receptive-expressive language disorder

mixed reinforcement schedule

mixed schizophrenia

mixed transcortical aphasia (MTcA)

mixed-design analysis of variance

mixed-effects design

mixed-effects model

mixed-function antidepressant

mixed-model analysis of variance

mixed-motive game

mixed-standard scale

mixoscopia bestialis

modal action pattern (MAP)

modal frequency

modal model of memory

modality effect

model human processor

model psychosis

modeling effect

modeling theory

moderate mental retardation

moderated drinking

moderating effect

modes of learning

modified replication

Modified Rhyme Test (MRT)

modulation threshold

modulatory role

modulatory site

moiré interference model

molecular genetics

molecular layer

Molyneux’s question

moment about the mean

mommy and daddy issues

monoacylglycerol lipase (MAGL)

monoamine hormone

monoamine hypothesis

monoamine oxidase (MAO)

monoamine oxidase inhibitor (MAOI; MAO inhibitor)

monochorial twins

monochromatic light

monochromatism (monochromacy; monochromasy; monochromatopsia)

monoclonal antibody (mAb)

monocular deprivation

monocular rearing

monocular suppression

monocular vision

monophasic sleep

monopolar neuron

monosymptomatic

monosynaptic arc

monosynaptic stretch reflex

monosynaptic transmission

monozygotic twins (MZ twins)

Monte Carlo research

Montessori method

Montreal Cognitive Assessment (MoCA)

mood incongruent

mood stabilizer

mood-altering drug

mood-as-information theory

mood-as-resource model

mood-congruent memory

mood-congruent psychotic feature

mood-dependent memory

mood-incongruent psychotic feature

moon-phase studies

moral absolutism

moral commitment

moral consistency

moral determinism

moral development

moral exclusion

moral independence

moral integrity

moral masochism

moral philosophy

moral relativism

morality of constraint

morality of cooperation

morbid dependency

morbid jealousy

Morel’s syndrome

Morgan’s canon

morning sickness

morning-after pill

morning-glory seeds

morpho- (morph-)

morphological index

morphophonemics

Morris water maze

morsicatio buccarum

morsicatio labiorum

mortality effect

mortality salience

mortality table

most comfortable loudness (MCL)

mother archetype

mother substitute

mother surrogate

Mothers Against Drunk Driving (MADD)

motion aftereffect (MAE)

motion and time study

motion detection

motion in limine

motion parallax

motion sickness

motivated forgetting

motivation research

motivational enhancement therapy

motivational factor

motivational hierarchy

motivational interviewing

motivational selectivity

motivational style

motor aprosodia

motor conversion symptoms

motor coordination

motor development

motor disturbance

motor dominance

motor end plate

motor equivalence

motor evoked potential

motor homunculus

motor imitation

motor impersistence

motor incoordination

motor milestones

motor neuron disease

motor neuron lesion

motor neuron pool

motor primacy theory

motor speech disorder

motor theory of speech perception

mouches volantes

mountain-climber’s syndrome (mountain sickness)

mouse-movement adapter

movement chaining

movement disorder

movement illusion

movement learning

movement perspective

movement therapy

movement-sensitive retinal cells

moving-edge detector

moving-window technique

MT (middle temporal)

mu opioid receptor

mucocutaneous skin

mucopolysaccharidosis (MPS)

mucous ophthalmia

Müller-Lyer illusion

Müller–Urban process

Müller–Urban weights

Müllerian duct

Müllerian mimicry

Müllerian-inhibiting hormone (MIH)

multa loca tenens principle

multi-infarct dementia

multiattribute utility analysis

multiaxial classification

multicollinearity

multicultural education

multicultural psychology

multicultural therapy

multiculturalism

multidetermination

multidetermined behavior

Multidimensional Scale for Rating Psychiatric Patients

multidimensional scaling

multidimensionality

multidisciplinary approach

multidisciplinary team

multifactorial inheritance

multifactorial model

multiform layer

multifunctional antidepressant

multigenerational transmission

multigenerational trauma

multilevel model

Multilingual Aphasia Examination (MAE)

multilingualism

multimethod approach

multimethod–multitrait model

multimodal distribution

multimodal therapy (MMT)

multimodal treatment

multinomial distribution

multinormal distribution

multipayer system

multiple baseline design

multiple causation

multiple classification

multiple comparison test

multiple comparisons

multiple correlation coefficient

multiple correlation coefficient squared

multiple cutoff model of selection

multiple delusions

multiple determination

multiple discriminant analysis

multiple drafts hypothesis

multiple family therapy

multiple hurdle model of selection

multiple imputation

multiple linear regression

multiple marital therapy

multiple mating

multiple monitored electroconvulsive treatment (MMECT)

multiple orgasm

multiple personality disorder

multiple range test

multiple regression

multiple regression model of selection

multiple reinforcement schedule

multiple relationship

multiple roles in persuasion

multiple sclerosis (MS)

multiple selves

Multiple Sleep Latency Test (MSLT)

multiple trace hypothesis

multiple-aptitude test

multiple-choice experiment

multiple-choice question

multiple-impact therapy

multiple-intelligences theory

multiple-resource model

multiple-role playing

multiple-spike recording

multiple-task performance

multiplication rule

multiplicative model

multiplicity-versus-unity dimension

multipolar neuron

multisensory learning

multisensory method

multiskilled (multiskill)

multistage sampling

multistage theory

multistate information system (MSIS)

multistore model of memory

multisynaptic arc

multitrait–multimethod matrix (MTMM)

multitrait–multimethod model (MTMM)

multivariate analysis

multivariate analysis of covariance (MANCOVA)

multivariate analysis of variance (MANOVA)

multivariate distribution

multivariate normal distribution

multivariate normality

multivariate research

multivariate statistics

multivariate test

Münchausen syndrome

Münchausen syndrome by proxy (MSP)

mundane realism

Munsell color system

murder–suicide

muscae volitantes

muscarinic receptor (mAChR)

muscle action potential

muscle contraction

muscle dysmorphia

muscle relaxant

muscle relaxation

muscle sensation

muscle-contraction headache

muscle-tension gradient

muscular dystrophy (MD)

muscular rigidity

musculocutaneous nerve

musculoskeletal disorder

musculoskeletal system

musical intelligence

musical interval

musician’s cramp

musicogenic epilepsy

muttering delirium

mutual exclusivity assumption

mutual masturbation

mutual pretense

mutual reward theory

mutual storytelling technique

mutual support group

mutually exclusive events

myasthenia gravis

myelinated fiber

myeloarchitecture

myelomeningocele

myenteric plexus

Myers–Briggs Type Indicator (MBTI)

myocardial infarction

myoclonic epilepsy

myoclonic movements

myoclonic seizure

myoclonus epilepsy

myoelectric prothesis

myofascial pain syndrome (MPS)

myoneural junction

myotatic reflex

myotonic disorder

myotonic muscular dystrophy

mystical participation

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