Mateless

from WordNet (r) 3.0 (2006)
mateless
    adj 1: not mated sexually
    2: of someone who has no marriage partner
    
from The Collaborative International Dictionary of English v.0.48
Mateless \Mate"less\, a. [Cf. {Matchless}.]
   Having no mate.
   [1913 Webster] Matelote
    

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