The Collaborative International Dictionary of English v.0.48:

Accrue \Ac*crue"\ ([a^]k*kr[udd]"), v. i. [imp. & p. p.
   Accrued; p. pr. & vb. n. Accruing.] [See Accrue, n.,
   and cf. Accresce, Accrete.]
   1. To increase; to augment.
      [1913 Webster]

            And though power failed, her courage did accrue.
                                                  --Spenser.
      [1913 Webster]

   2. To come to by way of increase; to arise or spring as a
      growth or result; to be added as increase, profit, or
      damage, especially as the produce of money lent. "Interest
      accrues to principal." --Abbott.
      [1913 Webster]

            The great and essential advantages accruing to
            society from the freedom of the press. --Junius.
      [1913 Webster]

WordNet (r) 3.0 (2006):

accrued
    adj 1: periodically accumulated over time; "accrued interest";
           "accrued leave" [syn: accrued, accumulated]