stoma

noun
sto·ma | \ ˈstō-mə \
plural stomata\ˈstō-mə-tə \ also stomas

Definition of stoma 

1 : any of various small simple bodily openings especially in a lower animal

2 : one of the minute openings in the epidermis of a plant organ (such as a leaf) through which gaseous interchange takes place also : the opening with its associated cellular structures

3 : an artificial permanent opening especially in the abdominal wall made in surgical procedures

Examples of stoma in a Sentence

Recent Examples on the Web

Colostomy patients currently have no control over their waste functions and must wear bags over their stomas that must be emptied multiple times a day. Ron Hurtibise, Sun-Sentinel.com, "Bluetooth-operated bionic sphincter controller close to human trial phase," 9 Apr. 2018 At that point, the radiance of the sun can be exploited for sugar-making while the succulent’s stomata stay safely shut. Natalie Angier, New York Times, "As Rains Ease in the West, Cactuses Shine Brighter Than Ever," 24 Apr. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'stoma.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of stoma

circa 1684, in the meaning defined at sense 1

History and Etymology for stoma

New Latin, from Greek stomat-, stoma mouth

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Time Traveler for stoma

The first known use of stoma was circa 1684

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More Definitions for stoma

stoma

noun
sto·ma | \ ˈstō-mə \
plural stomas

Medical Definition of stoma 

1 : any of various small simple bodily openings especially in a lower animal

2 : an artificial permanent opening especially in the abdominal wall made in surgical procedures a colostomy stoma

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Britannica.com: Encyclopedia article about stoma

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