pecten

noun, plural pec·tens, pec·ti·nes [pek-tuh-neez] /ˈpɛk təˌniz/.

1. Zoology, Anatomy.
   1. a comblike part or process.
   2. a pigmented vascular membrane with parallel folds suggesting the teeth of a comb, projecting into the vitreous humor of the eye in birds and reptiles.
2. any bivalve mollusk of the genus Pecten; scallop.

noun plural -tens or -tines (-tɪˌniːz)

1. a comblike structure in the eye of birds and reptiles, consisting of a network of blood vessels projecting inwards from the retina, which it is thought to supply with oxygen
2. any other comblike part or organ
3. any scallop of the genus Pecten, which swim by expelling water from their shell valves in a series of snapping motions

n. pl. pec•tens

1. A body structure or an organ resembling a comb.