stria
Americannoun
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striae
plural
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a slight or narrow furrow, ridge, stripe, or streak, especially one of a number in parallel arrangement.
striae of muscle fiber.
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Mineralogy. any of a series of parallel lines or tiny grooves on the surface of a crystal, indicative of the mode of growth.
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Architecture. a flute on the shaft of a column.
noun
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Also called: striation. geology any of the parallel scratches or grooves on the surface of a rock caused by abrasion resulting from the passage of a glacier, motion on a fault surface, etc
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fine ridges and grooves on the surface of a crystal caused by irregular growth
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biology anatomy a narrow band of colour or a ridge, groove, or similar linear mark, usually occurring in a parallel series
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architect a narrow channel, such as a flute on the shaft of a column
Other Word Forms
Noun Inflected Forms
Etymology
Origin of stria
1555–65; < Latin: furrow, channel
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
Next, we monitored the activity of a particular collection of cells in a portion of the brain known as the bed nucleus of the stria terminalis, or BNST.
From Science Daily ● Aug. 23, 2026
A follow-up study found that in male-to-female people, even ones who had never gone through a course of hormone therapy, the number of neurons in the stria terminalis was equivalent to the number in women.
From Slate ● Jun. 4, 2014
One study of the stria terminalis, a region of the brain that influences sex responses and sexual behavior, found that male-to-female transgender people had a female-sized stria terminalis.
From Slate ● Jun. 4, 2014
Its relation to the white stria of Gennari is especially interesting, and is recorded by Elliot Smith in the Anatomischer Anzeiger, Bd. xxiv.,
From Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 4 "Bradford, William" to "Brequigny, Louis" by Various
Institia: stria or furrows of equal width throughout.
From Explanation of Terms Used in Entomology by John. B. Smith
Figure 16.25 Left: Roches moutonées with glacial striae near Squamish, B.C.
From Textbooks ● Jan. 1, 2015
On a smaller scale, both types of glaciers form drumlins, roches moutonées, and glacial grooves or striae.
From Textbooks ● Jan. 1, 2015
Glacial striae are very common on rock surfaces eroded by both alpine and continental glaciers.
From Textbooks ● Jan. 1, 2015
Right: Glacial striae at the same location near Squamish.
From Textbooks ● Jan. 1, 2015
A few have only randomly oriented, widely-spaced striae.
From A New Genus of Pennsylvania Fish (Crossoperygii, Coelacanthiformes) from Kansas by Joan Echols
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