"automaton resembling a human being in form and movement," 1837, in early use often in reference to automated chess players, from Modern Latin androides (itself attested as a Latin word in English from 1727), from Greek andro- "man" (from PIE root *ner- (2) "man") + -eides "form, shape" (see -oid). Greek androdes meant "like a man, manly;" compare also Greek andrias "image of a man, statue." Listed as "rare" in OED 1st edition (1879), popularized from c. 1950 by science fiction writers.
Proto-Indo-European root meaning "man," also "vigorous, vital, strong."
It forms all or part of: Alexander; Andrew; andro-; androgynous; android; Andromache; Andromeda; andron; anthropo-; anthropocentric; anthropology; anthropomorphous; Leander; lycanthropy; Lysander; misanthrope; pachysandra; philander; philanthropy; polyandria; polyandrous.
It is the hypothetical source of/evidence for its existence is provided by: Sanskrit nar-, Armenian ayr, Welsh ner "a man;" Greek aner (genitive andros) "a man, a male" (as opposed to a woman, a youth, or a god).