[adjective] incapable of reproducing; "an infertile couple" Synonyms: unfertile, infertile
[adjective] free of or using methods to keep free of pathological microorganisms; "a sterile operating area"; "aseptic surgical instruments"; "aseptic surgical techniques" Synonyms: aseptic
[adjective] deficient in originality or creativity; lacking powers of invention; "a sterile ideology lacking in originality"; "unimaginative development of a musical theme"; "uninspired writing" Synonyms: unimaginative, uninspired, uninventive
