sterile

adjectives

incapable of reproducing
"an infertile couple"
infertile, sterile, unfertile
is derived from
sterility
antonym
fertile
free of or using methods to keep free of pathological microorganisms
"a sterile operating area"; "aseptic surgical instruments"; "aseptic surgical techniques"
aseptic, sterile
is derived from
sterileness
is derived from
sterility
deficient in originality or creativity; lacking powers of invention
"a sterile ideology lacking in originality"; "unimaginative development of a musical theme"; "uninspired writing"
sterile, unimaginative, uninspired, uninventive