[sperm] n, pl sperm or sperms [ME, fr. MF esperme, fr. LL spermat-, sperma, fr. Gk, lit., seed, fr. speirein to sow; prob. akin to Arm p'aratem I dispense] (14c) 1 a: the male fecundating fluid: semen b: a male gamete
2: a product (as spermaceti or oil) of the sperm whale