futurism (n.)

late 14c., "that is yet to be; pertaining to a time after the present," from Old French futur "future, to come" (13c.), from Latin futurus "going to be, yet to be," as a noun, "the future," irregular suppletive future participle of esse "to be," from PIE root *bheue- "to be, exist, grow." In grammar, of tense, from 1520s.

word-forming element making nouns implying a practice, system, doctrine, etc., from French -isme or directly from Latin -isma, -ismus (source also of Italian, Spanish -ismo, Dutch, German -ismus), from Greek -ismos, noun ending signifying the practice or teaching of a thing, from the stem of verbs in -izein, a verb-forming element denoting the doing of the noun or adjective to which it is attached. For distinction of use, see -ity. The related Greek suffix -isma(t)- affects some forms.

by 1856 in theology, with reference to prophecy; 1915 as "avant garde, ultra-modern," from futurist (see futurism) + -ic. Meaning "pertaining to the future, predicted to be in the future" is from 1921, from future (n.) + -istic.