Source : Webster's Revised Unabridged Dictionary (1913)

Seminiferous \Sem`i*nif"er*ous\, a. [L. semen, semenis, seed
   -ferous.] (Biol.)
   Seed-bearing; producing seed; pertaining to, or connected
   with, the formation of semen; as, seminiferous cells or
   vesicles.

Source : WordNet®

seminiferous
     adj : bearing or producing seed or semen; "seminiferous tubules"