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Showing results for underside. Search instead for undertide.
Synonyms

underside

American  
[uhn-der-sahyd] / ˈʌn dərˌsaɪd /

noun

undersides plural
  1. an under or lower side.


underside British  
/ ˈʌndəˌsaɪd /

noun

  1. the bottom or lower surface

"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

Other Word Forms

Noun Inflected Forms

Etymology

Origin of underside

First recorded in 1670–80; under- + side 1

Vocabulary lists containing underside

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

As a result of the changes, Dembele filled his boots after Mbappe struck the underside of the crossbar inside the opening minute.

From BBC Jun. 26, 2026

Every humpback has a pattern on the underside of their tail -- or fluke -- that is unique "like a human fingerprint", Castro said.

From Barron's May 20, 2026

To investigate the process, the team combined a highly detailed map of the underside of the Fimbulisen Ice Shelf with a high resolution computer model of the ocean cavity beneath it.

From Science Daily May 10, 2026

Ajinomoto, the Japanese food company best known for commercializing monosodium glutamate, used its chemistry knowledge to make a specialized film used in the underside layer of a chip alongside T-glass.

From The Wall Street Journal Feb. 8, 2026

I tap the underside of the table and start doing my box breathing.

From "Popcorn" by Rob Harrell

The spider remains motionless on the undersides of leaves, the same location where Gibellula fungi are commonly found.

From Science Daily Jun. 17, 2026

Analysis has shown Punk and Emo had smooth undersides, indicating they likely lived on the seabed.

From BBC Jan. 10, 2025

Aescape has heated “hands,” which look like giant pads with touch points on their undersides.

From Los Angeles Times Dec. 3, 2024

More walnuts — this time sliced so that their intricate innards are revealed as crisp cross-sections — are attached to the undersides of the beveled-glass tops of coffee tables, like specimens captured on microscope slides.

From New York Times May 11, 2024

The flames just kiss the birches nearby and char the undersides of their limbs; ever after, the scars will curl under to protect the fissures left by the fire.

From "What the Night Sings" by Vesper Stamper

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