existing perpetually; everlasting, especially without significant change.
2.
intended to exist or function for a long, indefinite period without regard to unforeseeable conditions: a permanent employee; the permanent headquarters of the United Nations.
3.
long-lasting or nonfading: permanent pleating; permanent ink.
noun
4.
Also called permanent wave.a wave or curl that is set into the hair by the application of a special chemical preparation and that remains for a number of months.
Origin: 1400–50;late Middle English < Latinpermanent- (stem of permanēns), present participle of permanēre to remain. See per-, remain, -ent
early 15c., from M.Fr. permanent (14c.), from L. permanentem (nom. permanens) "remaining," prp. of permanere "endure, continue, stay to the end," from per- "through" + manere "stay" (see mansion).