English to English

noun (n)

• the state of being unable to produce offspring; in a woman it is an inability to conceive; in a man it is an inability to impregnate(noun.state)

  Synonym:
  sterility
  Antonym:
  fecundity, fertility
  

  source: wordnet30
• The state or quality of being infertile; unproductiveness; barrenness.(noun)

  source: webster1913