striation

[ strahy-ey-shuh n ]
/ straɪˈeɪ ʃən /

noun

striated condition or appearance.
a stria; one of many parallel striae.
Geology. any of a number of scratches or parallel grooves on the surface of a rock, resulting from the action of moving ice, as of a glacier.
Cell Biology. any of the alternating light and dark crossbands that are visible in certain muscle fibers, especially of voluntary muscles, and are produced by the distribution of contractile proteins.

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Origin of striation

First recorded in 1840–50; striate + -ion

OTHER WORDS FROM striation

in·ter·stri·a·tion, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for striation

British Dictionary definitions for striation

striation
/ (straɪˈeɪʃən) /

noun

an arrangement or pattern of striae
the condition of being striate
another word for stria (def. 1)
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

Medical definitions for striation

striation
[ strī-āshən ]

n.

The state of being striated or having striae.
A stria.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for striation

striation
[ strī-āshən ]

One of multiple, usually parallel grooves or scratches on a rock surface, produced by abrasion associated with glacial movement, stream flow, a geologic fault, or meteoric impact. See more at glacial striation shatter cone slickenside.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.