Wolffian duct a rudimentary duct system in the embryo that...
causal ordering 1. the principle that causes must temporall...
y -axis n. the vertical axis on a graph. See or...
red sage a bushy shrub, Salvia miltiorrhiza, whose roots ar...
sleepwalking disorder a sleep disorder characterized by per...
sedative, hypnotic, or anxiolytic withdrawal in DSM–IV–TR a...