The Collaborative International Dictionary of English v.0.48:

Subsequent \Sub"se*quent\, a. [L. subsequens, -entis, p. pr. of
   subsequi to follow, succeed: cf. F. subs['e]quent. See Sue
   to follow.]
   1. Following in time; coming or being after something else at
      any time, indefinitely; as, subsequent events; subsequent
      ages or years; a period long subsequent to the foundation
      of Rome.
      [1913 Webster]

   2. Following in order of place; succeeding; as, a subsequent
      clause in a treaty. "The subsequent words come on before
      the precedent vanish." --Bacon.
      [1913 Webster]

WordNet (r) 3.0 (2006):

subsequent
    adj 1: following in time or order; "subsequent developments"
           [ant: antecedent]

Moby Thesaurus II by Grady Ward, 1.0:

29 Moby Thesaurus words for "subsequent":
   after, appendant, attendant, cadet, consecutive, consequent,
   consequential, ensuing, following, future, junior, later, lineal,
   next, posterior, postpositional, postpositive, proximate, puisne,
   resultant, resulting, sequacious, sequent, sequential,
   subsequent to, succeeding, successive, suffixed, younger