ruby-throated hummingbird

noun

ru·​by-throat·​ed hummingbird ˈrü-bē-ˌthrō-təd- How to pronounce ruby-throated hummingbird (audio)
: a hummingbird (Archilochus colubris) of eastern North America having a bright metallic green back, whitish underparts, and in the adult male a red throat

Examples of ruby-throated hummingbird in a Sentence

Recent Examples on the Web
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Hampshire County: two cackling geese at the campus pond at UMass in Amherst, six American golden-plovers, a ruby-throated hummingbird, two dickcissels, and a Nelson’s sparrow in Northampton’s East Meadows. Maria Elena Little Endara, BostonGlobe.com, 1 Oct. 2022 But the bright colors and startling speed of a ruby-throated hummingbird stunned her all the same. Kyle Bagenstose, USA TODAY, 3 June 2022 Many bird species, such as the ruby-throated hummingbird, use bits of lichen to construct nests. Jack Tamisiea, Scientific American, 15 Feb. 2022 Among hummingbird species, only the ruby-throated hummingbird nests east of the Rocky Mountains. Jim Gilbert, Star Tribune, 15 July 2021 And sorry, but your metabolism will never match that of the ruby-throated hummingbird, which has the highest metabolic rate of any vertebrate when active. Gemma Tarlach, Discover Magazine, 5 Feb. 2017

Word History

First Known Use

circa 1823, in the meaning defined above

Time Traveler
The first known use of ruby-throated hummingbird was circa 1823

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Cite this Entry

“Ruby-throated hummingbird.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ruby-throated%20hummingbird. Accessed 9 Sep. 2025.

Kids Definition

ruby-throated hummingbird

noun
ru·​by-throat·​ed hummingbird
ˌrü-bē-ˌthrōt-əd-
: a hummingbird of eastern North America that has a bright shiny green back, whitish underparts, and in the adult male a shiny red throat

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