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stria

[strahy-uh] /ˈstraɪ ə/
noun, plural striae
[strahy-ee] /ˈstraɪ i/ (Show IPA)
1.
a slight or narrow furrow, ridge, stripe, or streak, especially one of a number in parallel arrangement:
striae of muscle fiber.
2.
Mineralogy. any of a series of parallel lines or tiny grooves on the surface of a crystal, indicative of the mode of growth.
3.
Architecture. a flute on the shaft of a column.
Origin
1555-1565
1555-65; < Latin: furrow, channel
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for striae
  • striae trend right to left toward lowest part of the cirque.
  • Nowhere in the nine recommended areas are there good examples of glacial striae on bedrock.
British Dictionary definitions for striae

stria

/ˈstraɪə/
noun (often pl) (pl) striae (ˈstraɪiː)
1.
(geology) Also called striation. 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
2.
fine ridges and grooves on the surface of a crystal caused by irregular growth
3.
(biology, anatomy) a narrow band of colour or a ridge, groove, or similar linear mark, usually occurring in a parallel series
4.
(architect) a narrow channel, such as a flute on the shaft of a column
Word Origin
C16: from Latin: a groove
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for striae

stria

n.

plural striae, 1560s, from Latin stria "a furrow, flute of a column;" see striation.

Online Etymology Dictionary, © 2010 Douglas Harper
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striae in Medicine

stria stri·a (strī'ə)
n. pl. stri·ae (strī'ē)

  1. A thin, narrow groove or channel.

  2. A thin line or band, especially one of several that are parallel or close together.

  3. A thin line, band, stripe, or streak distinguished from the tissue in which it is found; a striation.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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