\Pec"ti*na`te\, Pectinated \Pec"ti*na`ted\, a. [L.
pectinatus, p. pr. of pectinare to comb, from pecten, -inis,
a comb; cf. Gr. ? to comb, AS. feax hair, OHG. fahs, E.
paxwax.]
1. Resembling the teeth of a comb.

2. (Nat. Hist.) Having very narrow, close divisions, in
   arrangement and regularity resembling those of a comb;
   comblike; as, a pectinate leaf; pectinated muscles. See
   Illust.
   (e) of {Antenn[ae]}.

3. Interlaced, like two combs. [R.] ``Our fingers pectinated,
   or shut together.'' --Sir T. Browne.

{Pectinate claw} (Zo["o]l.), a claw having a serrate edge,
   found in some birds, and supposed to be used in cleaning
   the feathers.