as in underside
the side or part facing downward from something
painted the undersurface of the plane blue
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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
When the undersurface of the first tablet was revealed, Dr. White got chills.
—Joanna Klein, New York Times, 7 Mar. 2017
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
When the undersurface of the first tablet was revealed, Dr. White got chills.
—Joanna Klein, New York Times, 7 Mar. 2017
Recent Examples of Synonyms for undersurface
Noun
-
His videos, paring down the frog, or fleshy, central toe on the underside of a hoof, or painting on polish, regularly get hundreds of millions of views.—
Sarah Maslin Nir,
New York Times,
21 May 2025
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The underside of your vehicle is hot and can easily ignite grasses from your exhaust muffler.—
Josh Hammer,
MSNBC Newsweek,
21 Apr. 2025
Noun
-
The Orion constellation is at the bottom left, while Jupiter is just left of the center and Venus is on the far right.—
Daisy Dobrijevic,
Space.com,
12 June 2025
-
In the first game, the Dodgers and Astros were tied 2-2 going into the bottom of the 10th.—
Houston Mitchell,
Los Angeles Times,
12 June 2025
Cite this Entry
“Undersurface.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undersurface. Accessed 17 Jun. 2025.
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