Source : Webster's Revised Unabridged Dictionary (1913)

Appendant \Ap*pend"ant\, a. [F. appendant, p. pr. of appendre.
   See {Append}, v. t.]
   1. Hanging; annexed; adjunct; concomitant; as, a seal
      appendant to a paper.

            As they have transmitted the benefit to us, it is
            but reasonable we should suffer the appendant
            calamity.                             --Jer. Taylor.

   2. (Law) Appended by prescription, that is, a personal usage
      for a considerable time; -- said of a thing of inheritance
      belonging to another inheritance which is superior or more
      worthy; as, an advowson, common, etc., which may be
      appendant to a manor, common of fishing to a freehold, a
      seat in church to a house. --Wharton. --Coke.

Appendant \Ap*pend"ant\, n.
   1. Anything attached to another as incidental or subordinate
      to it.

   2. (Law) A inheritance annexed by prescription to a superior
      inheritance.

Source : WordNet®

appendant
     adj : affixed as an appendage