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MACROMASTIA

abnormally large breasts in a female.

MAGAZINE TRAINING

is the training required for the animal in an experiment to become familiar with the mechanism which delivers the reinforcer

MAINLINING

is typically classed as slang for the injection of illegal drugs intravenously.

MALAISE

The general feeling of uneasiness and discomfort.

MALI-MALI

Is typically observed in the Philippines which has symptoms likened to those of Lai Ah.

MANAGEMENT BY OBJECTIVES (MBO)

is systematic setting of goals and aims which are in-line with the companies specialization and then consistently reviewing the performance

MANIFESTATION

An indication of the onset of a condition or complex.

MANUALISM

is a process of instructing those with a severe hearing impairment relying on hand gestures and sign language.

MARGINAL INDIVIDUALS

People who belong to the marginal group disagreeing with basic principles of the majority larger groups.

MARKOV CHAIN

is a sequence of steps which has an equal probability which governs the transition period between stages.

MASKING PATTERN

is the pattern observed in the detection thresholds as a function of the frequency for a pure tone signal. The

MASS SUICIDE

is the group or mass deliberate ending of lives of all or the majority of a social group or otherwise.

MATCHED-GROUP DESIGN

is an experimental design for research studies which requires both the experimental and control groups are similar or matched on

MATERNAL PKU

Which can lead to congenital heart defects, intrauterine growth retardation, mental retardation and microcephaly. Maternal PKU is treated using a

MATRIX ORGANIZATION

a working arrangement in the context of a business working environment in which employees aren't simply organised by the role

MAZE TASK

is a task which participants must navigate a route through an ever-increasing in difficulty mazes without entering any blind alleys

MEANING

is the significant explanation, cognitive or emotional significant explanation of a word in the context of its use. Connotative meanings

MECHANICAL-MAN CONCEPT

is a theory which implies that human beings are infact just machines and not subject to unexplainable phenomena such as

MEDIAL RECTUS

an eye muscle which is responsible for rotating the eye towards the midline.

MEDIATOR

is an umbrella term used to describe a variety of potential meanings. In conflict resolution, a mediator is a person,