[1] : The Collaborative International Dictionary of English v.0.48

daughter-in-law \daugh"ter-in-law`\, n.; pl. daughters-in-law.
   the wife of one's son.
   1913 webster
see also:
daughters-in-law 

[2] : WordNet (r) 2.0

daughter-in-law
     n : the wife of your son
     also: daughters-in-law pl
see also:
daughters-in-law 

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

daughter-in-law. in latin, nurus, is the wife of one's son.

Daughter-In-Law >> D Words
Daughter-In-Law, definition of term: Daughter-In-Law
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