patrilineal

from WordNet (r) 3.0 (2006)

patrilineal
    adj 1: based on or tracing descent through the male line; "a
           patrilineal society" [syn: {patrilineal}, {patrilinear}]

from The Collaborative International Dictionary of English v.0.48

patrilineal \patrilineal\ adj.
   tracing descent through the male line; as, a patrilineal
   society.
   [WordNet 1.5]

from Moby Thesaurus II by Grady Ward, 1.0

29 Moby Thesaurus words for "patrilineal":
      affiliated, agnate, akin, allied, avuncular, closely related,
      cognate, collateral, congeneric, consanguine, consanguinean,
      consanguineous, distantly related, enate, foster, german, germane,
      kindred, matrilateral, matrilineal, matroclinous, novercal,
      of the blood, patrilateral, patroclinous, related, sib, sibling,
      uterine