Source : Webster's Revised Unabridged Dictionary (1913)

Agnate \Ag"nate\, a. [L. agnatus, p. p. of agnasci to be born in
   addition to; ad + nasci (for gnasci) to be born. Cf.
   {Adnate}.]
   1. Related or akin by the father's side; also, sprung from
      the same male ancestor.

   2. Allied; akin. ``Agnate words.'' --Pownall.

            Assume more or less of a fictitious character, but
            congenial and agnate with the former. --Landor.

Agnate \Ag"nate\, n. [Cf. F. agnat.] (Civil Law)
   A relative whose relationship can be traced exclusively
   through males.

Source : WordNet®

agnate
     adj : related on the father's side; "a paternal aunt" [syn: {agnatic},
            {paternal}]
     n : one related on the father's side [syn: {patrikin}, {patrilineal
         kin}, {patrisib}, {patrilineal sib}]