What is the meaning of invertebrate?

noun

  • Any animal lacking a backbone or notochord; the term is not used as a scientific classification.

adjective

  • Lacking a backbone or spinal column.
    • usage: "worms are an example of invertebrate animals"
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). invertebrate. Retrieved September 22, 2026, from http://smartdefine.org/invertebrate/definitions/1176879
ChicagoWordNet. 2010. "invertebrate" http://smartdefine.org/invertebrate/definitions/1176879 (accessed September 22, 2026).
HarvardWordNet 2010, invertebrate, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/invertebrate/definitions/1176879>.
MLAWordNet. "invertebrate" 23 October 2010. Web. 22 September 2026. <http://smartdefine.org/invertebrate/definitions/1176879>
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