1849, "a parallel streak," noun of action from striate (v.).
Entries linking to striation
striate v.
1670s, from special modern use of Latin striatus, past participle of striare "to groove, to flute," from Latin stria "furrow, channel, flute of a column" (in Modern Latin "strip, streak"), possibly from PIE root *strig- "to stroke, rub, press" (see strigil). Related: Striated (1640s); striating.