Relating to, or measured by, an areometer.

A surname from the Slavic languages.

The scientific study of insects, and (informal) of other arthropods (and occasionally other invertebrates).

A mountain lion or cougar (Puma concolor). / (by extension) Any feline belonging to the genus Puma. / (slang) A woman in her 20s or 30s who seeks relationships with younger men; a younger cougar.