English word nondescript comes from English non-, English descript

Detailed word origin of nondescript

Dictionary entry	Language	Definition
non-	English (eng)	Used in the sense of not, to negate the meaning of the word to which it is prefixed.
descript	English (eng)
nondescript	English (eng)	(biology, now, _, rare) Not described (in the academic literature); undescribed, unidentified.. Without distinguishing qualities or characteristics; unexceptional. An undistinguished, unexceptional person or thing.

Words with the same origin as nondescript