un·​der·​part | \ ˈən-dər-ˌpärt How to pronounce underpart (audio) \

Definition of underpart

1 : a part lying on the lower side (as of a bird or mammal)
2 : a subordinate or auxiliary part or role

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Synonyms & Antonyms for underpart



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Examples of underpart in a Sentence

the bird's underparts were white
Recent Examples on the Web Calliope hummers have glossy green on the back and crown with white underparts. Joan Morris, The Mercury News, "Identifying hummingbirds that visit Bay Area backyards," 26 July 2019 The adult brown pelican has gray underparts with brown hues, black-brown belly, yellow head and dark brown neck, silver-gray back and wings, with black feathers at the tips. Ernie Cowan, San Diego Union-Tribune, "Pelican odd by design, graceful in flight," 13 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'underpart.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of underpart

1613, in the meaning defined at sense 1

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Time Traveler for underpart

Time Traveler

The first known use of underpart was in 1613

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Cite this Entry

“Underpart.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/underpart. Accessed 24 Sep. 2020.

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More Definitions for underpart


un·​der·​part | \ ˈən-dər-ˌpärt How to pronounce underpart (audio) \

Kids Definition of underpart

: a part lying on the lower side (as of a bird or mammal)

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