[syn: cloistered, reclusive, secluded, sequestered]
The Collaborative International Dictionary of English v.0.48:
Reclusive \Re*clu"sive\ (r[-e]*kl[=u]"s[i^]v), a.
   1. Affording retirement from society. "Some reclusive and
      religious life." --Shak.
      [1913 Webster]
   2. Disposed to avoid the company of other people; living like
      a recluse[1]; not sociable; -- of people.
      [PJC]
WordNet (r) 3.0 (2006):
reclusive
    adj 1: withdrawn from society; seeking solitude; "lived an
           unsocial reclusive life" [syn: recluse, reclusive,
           withdrawn]
    2: providing privacy or seclusion; "the cloistered academic
       world of books"; "sat close together in the sequestered
       pergola"; "sitting under the reclusive calm of a shade tree";
       "a secluded romantic spot" [syn: cloistered, reclusive,
       secluded, sequestered]