Biol. bent or turned backward or downward
Origin of retrorseClassical Latin retrorsus, contr. of retroversus, bent backward ; from retro, back + versus, past participle of vertere, to turn: see verse
Directed or turned backward or downward.
Origin of retrorseLatin retr&omacron;rsus, from retr&omacron;versus : retr&omacron;-, retro- + versus, past participle of vertere, to turn; see wer-2 in Indo-European roots.