The Collaborative International Dictionary of English v.0.48:

Sterility \Ste*ril"i*ty\, n. [L. sterilitas: cf. F.
   st['e]rilit['e].]
   1. The quality or condition of being sterile.
      [1913 Webster]

   2. (Biol.) Quality of being sterile; infecundity; also, the
      state of being free from germs or spores.
      [1913 Webster]

WordNet (r) 3.0 (2006):

sterility
    n 1: (of non-living objects) the state of being free of
         pathogenic organisms [syn: asepsis, antisepsis,
         sterility, sterileness]
    2: 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 [syn: sterility, infertility] [ant:
       fecundity, fertility]

Moby Thesaurus II by Grady Ward, 1.0:

78 Moby Thesaurus words for "sterility":
   aridity, asepsis, barrenness, birth control, bloodlessness,
   characterlessness, cleanliness, cleanly habits, cleanness,
   colorlessness, contraception, daintiness, deadness, dearth,
   dismalness, dragginess, dreariness, dry womb, dryness, dullness,
   dustiness, effeteness, emptiness, etiolation, family planning,
   famine, fastidiousness, flatness, freshness, heaviness, hollowness,
   hospital cleanliness, immaculacy, immaculateness, impotence,
   inanity, ineffectualness, inexcitability, infecundity, infertility,
   insipidity, insipidness, jejunity, leadenness, lifelessness,
   lowness of spirit, paleness, pallor, planned parenthood,
   pointlessness, pokiness, ponderousness, pureness, purity, slowness,
   solemnity, spiritlessness, spotlessness, stainlessness,
   sterileness, stiffness, stodginess, stuffiness, superficiality,
   tastelessness, tediousness, tidiness, unfertileness,
   unfruitfulness, uninterestingness, unliveliness, unproductiveness,
   unspottedness, vapidity, vapidness, whiteness, withered loins,
   woodenness



Bouvier's Law Dictionary, Revised 6th Ed (1856):

STERILITY. Barrenness; incapacity to produce a child. It is curable and
incurable; when of the latter kind, at the time of the marriage, and arising
from impotency, it is a good cause for dissolving a marriage. 1 Fodere, Med.
Leg. Sec. 254. See Impotency.