retro copulation

[Pref. retro-, and Eng. copulation (q.v).] The act of retro copulating. "From the nature of this position, there ensueth a nece ity of retro copulation . " - Browne: Vulgar Errors , bk. iii., ch. xvii. re-trod, pret . & pa . par . of v . [RETREAD.] re-tro-duc-tion, s. [ Lat.retro backward, and ductio a leading, from duct us , pa. par. of duco to lead.] The act of leading or bringing back. rë-tro-flex, re-tro-flexed, a. [Lat. retroflex us, pa. par. of retroflecto =to bend back.] Bot.: Reflexed (q. v.).