pectinate /ˈpɛktəneɪt/adjective 3noun 1verb 1forms 3 adjective3 •Resembling a comb. •Having narrow ridges or projections aligned close together like the teeth of a comb.The moth's antennae were pectinate in shape, set with long teeth along one edge only. •Striate. noun1 •An ester or salt formed of pectinic acid. verb1 •To fit together in an alternating manner; to interlock or interdigitate.To set crosse legg’d, or with our fingers pectinated or shut together is accounted bad, and friends will perswade us from it. — 1646 formspectinated · pectinating · pectinates