Franceschetti–Zwahlen–Klein syndrome see Treacher Collins s...
theory of aging any of several hypotheses about the biologi...
manifest anxiety in psychoanalysis, anxiety with overt symp...
symbol n. 1. any object, figure, or image (e.g....
Kallikak n. pseudonym of a family, studied by Henry Herbert...
twitching n. a series of small muscular contractions.