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N., Sam M.S.

Sam holds a masters in Child Psychology and is an avid supporter of Psychology academics.
18571 Articles

AZOOSPERMIA

n. refers to the absence of viable sperm in the semen, usually as a result of failed spermatogenesis.

B AND D

a commonly used abbreviation for bondage and discipline.

B FIBER

refers to a myelinated nerve fiber of the autonomic nervous system that transmits nerve impulses to a sympathetic chain. B

B WAVE OF ELECTRORETINOGRAM

refers to a large, positive electrical wave pattern that is recorded by the eye when the retina is stimulated by

BABBLING

refers to pre-speech sounds, such as mamama, made by infants from around 6 months of age. Babbling is usually regarded

BABINSKI REFLEX

the innate reflex occurring in a healthy infant whereby the toes extend upward when the sole of the foot is

BABKIN REFLEX

refers to an innate neonatal reflex whereby infants open their mouths and twist their heads in response to pressure placed

BABY BLUES

refers to a colloquial name for the transient depressive symptoms that affect 70% of women until 10 days after giving

BABY TALK

1. refers to any sounds used by a child in the early stages of speech development. See also babbling- prespeech

BACKBONE

refers to another name for the spinal column. See also back-clipping n. see also clipping.

BACKCROSSING

n. refers to the crossbreeding a hybrid animal or plant with a member of the genetic line from which the

BACK-FORMATION

refers to the creation of a new word on the mistaken assumption that an existing word derives from it. Commonly,

BACKGROUND

n. 1. in perception, an aspect of the environment that forms a setting for the primary stimuli. See also figure-ground.

BACKTRACK SEARCH

refers to a graph search strategy that considers states in a graph recursively. So, If the present state is not

BACK-TRANSLATION

n. refers to the process of translating a statement or paragraph back to its original language.

BACKUP REINFORCER

in behavior modification, this refers to a reward given to a client in return for tokens he or she has

BACKWARD ASSOCIATION

refers to the formation of an associative link between an item and the one preceding it in a series or

BACKWARD CONDITIONING

refers to a procedure whereby an unconditioned stimulus is consistently presented before a neutral stimulus. This arrangement does not produce

BACKWARD DISPLACEMENT

in parapsychology, this refers to experiments using zener cards or similar targets. The results are recorded when a participant's call

BACKWARD ELIMINATION

refers to a form of stepwise regression in which the least important variables are systematically removed from the prediction equation.