The Collaborative International Dictionary of English v.0.48:

Entailment \En*tail"ment\, n.
   1. The act of entailing or of giving, as an estate, and
      directing the mode of descent.
      [1913 Webster]

   2. The condition of being entailed.
      [1913 Webster]

   3. A thing entailed.
      [1913 Webster]

            Brutality as an hereditary entailment becomes an
            ever weakening force.                 --R. L.
                                                  Dugdale.
      [1913 Webster]

WordNet (r) 3.0 (2006):

entailment
    n 1: something that is inferred (deduced or entailed or
         implied); "his resignation had political implications"
         [syn: deduction, entailment, implication]