obsession n. a persistent thought, idea, image, or impulse...
sibutramine n. an appetite suppressant used for the managem...
reflex reserve a repertoire of responses that are implanted...
sterility n. 1. the condition of being incapabl...
Schwann cell a type of nonneuronal peripheral nervous syste...
descent group any social group, such as a clan, phratry, or...