/ Thesaurus / N Synonyms of nanocephalic Find synonyms for: Adjective1. microcephalic, microcephalous, nanocephalicusage: having an abnormally small head and underdeveloped brain; "a nanocephalic dwarf"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: apiary Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language