sheathbill

noun
sheath·​bill | \ ˈshēth-ˌbil How to pronounce sheathbill (audio) \

Definition of sheathbill

: either of two white shorebirds (Chionis alba and C. minor of the family Chionididae) of colder parts of the southern hemisphere that have a horny sheath over the base of the upper mandible and suggest the pigeons in general appearance

First Known Use of sheathbill

circa 1781, in the meaning defined above

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The first known use of sheathbill was circa 1781

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Cite this Entry

“Sheathbill.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sheathbill. Accessed 26 Oct. 2020.

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Britannica.com: Encyclopedia article about sheathbill

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