pectinate

American  

[pek-tuh-nayt] / ˈpɛk təˌneɪt /

Sometimes pectinated

adjective

1. formed into or having closely parallel, toothlike projections that resemble the teeth of a comb.

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pectinate British  

/ ˈpɛktɪˌneɪt /

adjective

1. shaped like a comb

   pectinate antennae

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Other Word Forms

• pectination
  noun
• subpectination
  noun
• subpectinate
  adjective
• subpectinated
  adjective
• pectinately
  adverb

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Etymology

Origin of pectinate

First recorded in 1785–95; from Latin pectinātus, past participle of pectināre “to comb, rake” equivalent to pectin-, stem of pecten “comb, rake” + -ātus past participle suffix; see pecten, -ate ¹

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Example Sentences

See Examples For:

pectinate

While the bulk of the internal surface of the right atrium is smooth, the depression of the fossa ovalis is medial, and the anterior surface demonstrates prominent ridges of muscle called the pectinate muscles.

From Textbooks ● Jun. 19, 2013

The left atrium does not have pectinate muscles except in the auricle.

From Textbooks ● Jun. 19, 2013

Ischæmum.Spikes solitary; spikelets 1-flowered; first glume of the sessile spikelet pectinate 21.

From A Handbook of Some South Indian Grasses by K. Rangachari

The term pectinate sulcate is employed on account of a series of small elevations on the ridges, giving them a pectinate, or comb-like, appearance.

From Studies of American Fungi. Mushrooms, Edible, Poisonous, etc. by George Francis Atkinson

P. palústris, L. Leaves lanceolate, sharply serrate, the lower pectinate when under water; fruit sharply angled.—Wet swamps, N. Eng. to Fla., west to Minn. and Tex.

From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Asa Gray

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