(informal) retro

(informal) any mirror on a vehicle; rear-view mirror (mirror inside a vehicle that allows the driver to see the traffic behind) / (informal) any mirror on a vehicle; wing mirror, side mirror (either of a pair of mirrors on the sides of a car or other vehicle that enable the driver to see to the side and behind)

retro-, back, behind

(lexicography) backronym (word that is originally not an acronym but is turned into one by devising a full form for it)

(intransitive) to retroact

feminine plural of rétroactif

retroactive

masculine plural of rétroactif

feminine singular of rétroactif

kickback