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Definitions

underside

[uhn-der-sahyd] / ˈʌn dərˌsaɪd /
NOUN
lower side
Synonyms
Antonyms




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.

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

France legend Zinedine Zidane has a claim for taking the most high-pressure Panenka, in the 2006 World Cup final with his penalty hitting the underside of the crossbar and just crossing the line.

From BBC • Jan. 19, 2026

On the underside of its cap are white gills and spores.

From Los Angeles Times • Jan. 16, 2026

At Cape Coalwood, we clamped the scale to the underside of a plank that sat on two sawhorses.

From "October Sky" by Homer Hickam




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