nanocephalic vs microcephalic

nanocephalic and microcephalic both are adjectives.

Word	Noun	Adjective	Verb	Adverb
nanocephalic	No	Yes	No	No
microcephalic	No	Yes	No	No

As adjectives, nanocephalic and microcephalic are synonyms defined as:

nanocephalic and microcephalic: having an abnormally small head and underdeveloped brain

Other synonyms of nanocephalic include microcephalous.

nanocephalic (adjective)	microcephalic (adjective)
having an abnormally small head and underdeveloped brain	having an abnormally small head and underdeveloped brain