sterile

Adjective
  1. Incapable of reproducing (synset 301005778)
    "an infertile couple"
    also:
    • unfruitful - not fruitful; not conducive to abundant production
    • impotent - lacking power or ability
    • unproductive - not producing or capable of producing
    tells us about: fecundity, fertility - the state of being fertile; capable of producing offspring
    similar to:
    same as: infertile, unfertile
  2. Free of or using methods to keep free of pathological microorganisms (synset 302123039)
    "a sterile operating area"; "aseptic surgical instruments"; "aseptic surgical techniques"
    similar to: antiseptic - thoroughly clean and free of or destructive to disease-causing organisms
    same as: aseptic
  3. Deficient in originality or creativity;
    Lacking powers of invention (synset 300647582)
    "a sterile ideology lacking in originality"; "unimaginative development of a musical theme"; "uninspired writing"
    similar to: uncreative - not creative
    same as: unimaginative, uninspired, uninventive

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