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{%type%} Definitions

WordNet 3.0Copyright Princeton University
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n. - Any animal lacking a backbone or notochord adj. - Lacking a backbone or spinal column.

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Usage examples (38)
  • Worms are an example of invertebrate animals
  • Nosema fungus that researchers had previously suspected, and a DNA-virus called invertebrate iridescent virus (IIV).
  • To use Bruce Fein's word, let's don't be "invertebrate" about it.
  • We'll leave it up to France's budding etymologist to decide whether his maneuvering should be labeled "invertebrate" or "spineless."
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The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat resources, and partner APIs.
We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google, Wordnik.com, Dictionary.com, Stands4.com and YouTube, OEDILF.com, Kylescholz.com, Best-Practice.com, Forvo.com, as well as the generous Creative Commons community.