assertion n. 1. the forceful statement of or in...
atavism n. 1. the presence of a genetic trait i...
obsession n. a persistent thought, idea, image, or impulse...
allergy n. a condition in which the body produces an abnorm...
frenulum n. (pl. frenula) any membranous fold t...
synchronization n. in electroencephalography, a pattern of...