nuchal rigidity rigidity along the back of the neck, which...
superego n. in psychoanalytic theory, the moral component o...
falsifiability n. the condition of admitting falsification:...
primiparous adj. describing a woman who has been pregnant a...
frequency theory a late 19th-century theory specifying that...
quazepam n. a benzodiazepine used as a hypnotic agent. It i...