comparison

n. any appraisal of two or more groups in order to identify differences, such as that between the mean of a variable in one population and its mean in another. Comparisons may be planned in advance, as in a priori comparisons, or decided upon after data analysis has already begun, as in post hoc comparisons. Also called contrast.

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Psychology term of the day

February 23rd 2025

biperiden

n. a synthetic anticholinergic drug closely related to trihexyphenidyl but having greater affinity for nicotinic receptors than for muscarinic receptors, compared with trihexyphenidyl. It is used to manage symptoms of Parkinson’s disease and parkinsonian symptoms induced by antipsychotic drugs. U.S. trade name: Akineton.