| Stemma 1. (n.) One of the ocelli of an insect. See Ocellus. 2. (n.) One of the facets of a compound eye of any arthropod. Thesaurus Entries Almanach de Gotha, Red Book, Royal Kalendar, Social Register, Stammbaum, ancestry, birth, blood, bloodline, blue book, derivation, descent, directory, extraction, family, family tree, full-blooded, genealogical tree, genealogy, heritage, line, line of descent, lineage, origin, parentage, pedigreed, roots, stemma, stock, strain, studbook, thoroughbred, tree |