disjunctive concept a concept that is based on possession o...
rebound phenomenon 1. an effect in which an activity or occ...
sexual dimorphism the existence of males and females within...
migration n. 1. travel by nonhuman animals over...
cassina n. a perennial evergreen shrub, Ilex vomitoria, tha...
biogenic amine hypothesis any of a variety of hypotheses, s...