as in underside
the side or part facing downward from something
painted the undersurface of the plane blue
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
Example Sentences
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Recent Examples of undersurface
Pale green eggs are laid in clusters near the food source with each egg suspended at the end of slender silken threads attached to the undersurface of a leaf.
—
Rita Perwich, San Diego Union-Tribune, 1 July 2023
Scientists observed a beetle walking upside-down on the undersurface of a pool of water.
—New York Times, 26 July 2021
The spots enlarge and are mirrored on the undersurface of the leaf with a white downy growth.
—The Editors Of Organic Life, Good Housekeeping, 21 July 2015
Rita Perwich, San Diego Union-Tribune, 1 July 2023
Scientists observed a beetle walking upside-down on the undersurface of a pool of water.
—New York Times, 26 July 2021
The spots enlarge and are mirrored on the undersurface of the leaf with a white downy growth.
—The Editors Of Organic Life, Good Housekeeping, 21 July 2015
Recent Examples of Synonyms for undersurface
Noun
-
Officials said victims should also place any uneaten portions of a mushroom in a paper bag or waxed paper and refrigerate it or take photos of the cap, stem and underside to help medical experts identify the toxin.—
Alexandra Koch,
FOXNews.com,
13 May 2026
-
The spray button is located on the underside of the iron’s handle and can be used during both dry and steam ironing, provided there is water in the tank.—
BestReviews,
Mercury News,
13 May 2026
Noun
-
Montgomery played a factor in the bottom of the fifth with a one-out single.—
LaMond Pope,
Chicago Tribune,
14 May 2026
-
The back of Cy Young Award finalist Hunter Brown’s jersey is visible at the bottom.—
Chandler Rome,
New York Times,
13 May 2026
Cite this Entry
“Undersurface.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undersurface. Accessed 20 May. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
