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invertebrate

adjective

in·​ver·​te·​brate (ˌ)in-ˈvər-tə-brət How to pronounce invertebrate (audio) -ˌbrāt How to pronounce invertebrate (audio)
1
: lacking a spinal column
also : of, relating to, or concerned with invertebrate animals
2
: lacking in strength or vitality : weak
invertebrate noun

Example Sentences

an invertebrate Congress that blithely went along with the President's ill-conceived plan
Recent Examples on the Web There's no doubt that Blean Woods is already humming with invertebrate life. Victoria Turk, Wired, 19 July 2022 Surveying invertebrate life is freelance ecologist and entomologist Graeme Lyons. Victoria Turk, Wired, 19 July 2022 Warmer, more acidic waters may also produce less of the invertebrate prey the whales prefer. Brian Handwerk, Smithsonian Magazine, 19 July 2022 Thermal cameras or x-ray technology used to detect vertebrates doesn’t work for most invertebrate species. Margaret Osborne, Smithsonian Magazine, 20 May 2022 Over four pounds of that rock went toward studying invertebrate life, exposing insects to the lunar particles by mixing it with their food. Tim Newcomb, Popular Mechanics, 1 June 2022 When the law was updated in 1984 under Gov. George Deukmejian, the reference to invertebrates was removed, but the new law protected the Trinity bristle snail, an invertebrate mollusk that lives on land. Bob Egelko, San Francisco Chronicle, 31 May 2022 Octopuses are a specific type of invertebrate called cephalopods. Erin Spencer, The Conversation, 9 May 2022 In a small room in a building at the Arizona-Sonora Desert Museum, the invertebrate keeper, Emma Califf, lifts up a rock in a plastic box. New York Times, 3 May 2022 See More

Word History

Etymology

New Latin invertebratus, from Latin in- + New Latin vertebratus vertebrate

First Known Use

1819, in the meaning defined at sense 1

Time Traveler
The first known use of invertebrate was in 1819

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