-istic
a suffix of adjectives (and in the plural, of nouns from adjectives) formed from nouns ending in -ist and having reference to such nouns, or to associated nouns in -ism (deistic; euphuistic; puristic). In nouns, it usually has a plural form (linguistics).
Origin of -istic
< Latin
-isticus < Greek
-istikos; in some words, replacing
-istique < French < Latin, as above
British Dictionary definitions for -istic
-istic
suffix forming adjectives
equivalent to a combination of -ist and -ic but in some words having a less specific or literal application and sometimes a mildly pejorative force, as compared with corresponding adjectives ending in -ist
communistic; impressionistic
Word Origin for -istic
from Latin
-isticus, from Greek
istikos