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

subrogate \sub"rogate\, v. t. l. subrogatus, p. p. of
   subrogare. see surrogate.
   to put in the place of another; to substitute. --barrow.
   1913 webster
see also:
surrogate 

[2] : WordNet (r) 2.0

subrogate
     v : substitue one creditor for another, as in the case where an
         insurance company sues the person who caused an accident
         for the insured

Subrogate >> S Words
Subrogate, definition of term: Subrogate
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