Definition of stoma
stomataplay \-mə-tə\ also
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
Recent Examples of stoma from the Web
At that point, the radiance of the sun can be exploited for sugar-making while the succulent’s stomata stay safely shut.
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.
Origin and Etymology of stoma
New Latin, from Greek stomat-, stoma mouth
First Known Use: circa 1684See Words from the same year
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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