The story
- Proto-Indo-European · derived from*wer-“to turn, to bend”
- Old Latin · derived fromprovorsus“straight ahead”
- Latin · derived fromprosa“prose”
- Medieval Latin · derived fromprosaicus“in prose”
- Middle French · derived fromprosaïque
- English todayprosaic
From Middle French prosaïque, from Medieval Latin prosaicus (“in prose”), from Latin prosa (“prose”), from prorsus (“straightforward, in prose”), from Old Latin provorsus (“straight ahead”), from pro- (“forward”) + vorsus (“turned”), from vertō (“to turn”), from Proto-Indo-European *wer- (“to turn, to bend”).
Words from the same roots
Proto-Indo-European*wer- all →
Etymology from Wiktionary, CC BY-SA 4.0.