- a slight or narrow furrow, ridge, stripe, or streak, especially one of a number in parallel arrangement: striae of muscle fiber.
- Mineralogy. any of a series of parallel lines or tiny grooves on the surface of a crystal, indicative of the mode of growth.
- Architecture. a flute on the shaft of a column.
Origin of stria
1555–65; < Latin: furrow, channel
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for striae
Sometimes 584 the striae on crystal-faces are due to repeated lamellar twinning, as in the plagioclase felspars.
Cinnamon brown, the sides of the thorax with yellowish brown hairs, and patches in the striae of the same coloured hairs.Discoveries in Australia, Volume 1.
J Lort Stokes
Interstitial line: the elevated ridge between two striae or series of punctures.Explanation of Terms Used in Entomology
John. B. Smith
On the posterior margins of several operculars the striae break up into tubercles.
It is essential that the condenser be white and limpid and free from defects or striae.
- 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
- fine ridges and grooves on the surface of a crystal caused by irregular growth
- biology anatomy a narrow band of colour or a ridge, groove, or similar linear mark, usually occurring in a parallel series
- architect a narrow channel, such as a flute on the shaft of a column
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
Word Origin and History for striae
plural striae, 1560s, from Latin stria "a furrow, flute of a column;" see striation.
Online Etymology Dictionary, © 2010 Douglas Harper
- A thin, narrow groove or channel.
- A thin line or band, especially one of several that are parallel or close together.
- 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.