serration

American  

[se-rey-shuhn] / sɛˈreɪ ʃən /

Also serrature

noun

1. serrated condition or form.

2. a serrated edge or formation.

3. one of the notches or teeth of such an edge or formation.

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serration British  

/ səˈreɪʃən, ˈsɛrətʃə /

noun

1. the state or condition of being serrated

2. a row of notches or toothlike projections on an edge

3. a single notch

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Etymology

Origin of serration

First recorded in 1700–10, serration is from the New Latin word serrātiōn- (stem of serrātiō ). See serrate, -ion

Example Sentences

The initial singles, “Ch-Ching” and “Romeo,” have lush synth orchestration and hum-along hooks; the greatest appeal rests in the singer Caroline Polachek’s jazz-inflected vocals, which fascinate in their agile leaps and slightly mechanical serration.

From New York Times • Jan. 21, 2016

The mood was jittery, and their laughter had the frantic serration that came with near disaster.

From "Six of Crows" by Leigh Bardugo

Leaves medium in size; upper surface dark green, thin; lower surface pale green, nearly glabrous; lobes three, acuminate; petiolar sinus shallow, wide; serration deep, narrow.

From Manual of American Grape-Growing by Hedrick, U. P.

I cannot tell why so called—its small and rounded leaves having nothing like oak leaves about them, except the serration, which is common to half, at least, of all leaves that grow.

From Proserpina, Volume 2 Studies Of Wayside Flowers by Ruskin, John

The abnormal as well as the open part of the coronal suture on this side shows a simpler serration than the corresponding sutures on the left side.

From A Bilateral Division of the Parietal Bone in a Chimpanzee; with a Special Reference to the Oblique Sutures in the Parietal by Hrdlička, Aleš