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MERCY KILLING

is the killing of an animal or human being prematurely where they would have otherwise suffered for a prolonged period

MESMERISM

an historic name for the process of hypnotizing a patient or participant.

MESSENGER RNA (MRNA)

a strand of RNA (ribose-nucleic-acid) which carries DNA fragments from the nucleolus of a cell to ribosomes during the process

METACONTRAST

is a form of masking an object which the perception of one object (the target) is altered by the application

METAPHOR THERAPY

involves the use of metaphors in therapeutic setting to emphasize the symbolic meaning of language by providing a platform to

METHOD OF ADJUSTMENT

is an experimental technique where a participant is able to adjust a variable stimulus to match a requested standard or

METHOD OF SUCCESSIVE APPROXIMATIONS

is a method used primarily in operant conditioning whereby behaviours which are desired are reinforced. Initially, approximate behaviours are reinforced,

METONYMY

is a disturbance during which imprecise and/or (sometimes both) inappropriate words and phrases replace either other.

MICROGLOSSIA

describes the formation of an abnormally small tongue.

MICROSPLANCHNIC TYPE

can occur during the prenatal stage of development and result in muffled sounds.

MIDPARENT

describes an average measure concerning both parents with respect to their height, intelligence and other characteristics.

MILD MENTAL RETARDATION

is a classification category which applies to those with an IQ between the range of 50 and 69, which is

MILLENARIANISM

is the belief that following the end of humanity, a one thousand year period will follow.

MINDBLINDNESS

is a condition which is likened to autism, which is characterized as being unable to understand the behaviours or others,

MINIMAL BRAIN DYSFUNCTION (MBD) 1

is a mild impairment of the brain function which is assumed to account for learning difficulties and behavioural disabilities in

MINOR DEPRESSIVE DISORDER

is a mental disorder which focusses on the mood of the patient not necessarily their characteristics or other behaviours. Symptoms

MIRRORING

is the process of emulating, or copying exactly the behaviours, speech, and characteristics of another individual. Therapists can sometimes employ

MISOPEDIA

describes a hatred of children.

MIXED NEUROSIS

is now seldom used but describes a condition where two or more symptoms of neuroses are observed.

MOBBING BEHAVIOR

is observed primarily in pack animals which is utilized by clubbing together in order to chase a predator away from