Also found in: Dictionary, Thesaurus, Legal, Financial, Encyclopedia, Wikipedia.
displacement activityUncertain; an irrelevant activity produced by an excess of one or more conflicting drives in an organism.
displacement activityOne of the psychological DEFENCE MECHANISMS. Frustrated emotions aroused by a person, idea or object are transferred to another person, idea or object. Thus an aggrieved employee might take out his resentment on a punch-bag.
displacement activityany animal behaviour that takes place outside its normal context, usually in a stress situation. It has been interpreted as being a result of aggression and fleeing drives occurring together. Examples include false brooding in birds; birds picking up nesting material from the ground and throwing it away on being disturbed from the nest; sticklebacks suddenly digging in the vertical position during a boundary clash. See VACUUM ACTIVITY.
the quality or process of releasing energy or of accomplishing an effect.
an instinctive behavior pattern, exhibited out of context and believed to be a means of relieving tension in the animal. Usually performed when the animal is in a state of high arousal or when it is frustrated in the performance of some instinctive activity. Seen as sexual mounting, digging, tail chasing, or excessive grooming in cats.
a method of producing a specific product, e.g. fine wool, white veal.
the catalytic effect exerted by an enzyme, expressed as units per milligram of enzyme (specific activity) or molecules of substrate transformed per minute per molecule of enzyme (molecular activity).
activity gross income
the total value of production, rather than the income, for a particular activity.
activity gross margin
the gross income of an activity less its variable costs.
production of a commodity which is not sold but is used as an input to some other enterprise, e.g. crop used on the farm as stock feed.
the ability of a chemical compound to rotate the plane of polarization of plane-polarized light.