Pectinate \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.