bn:00047349n
Noun Concept
Categories: Paraphyletic groups, Invertebrates, Obsolete animal taxa, Articles with permanently dead external links, Zoology
EN
invertebrate  Invertebrata  Acraniata  Evertebrata  Invertabrate
EN
Any animal lacking a backbone or notochord; the term is not used as a scientific classification WordNet 3.0
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EN
Any animal lacking a backbone or notochord; the term is not used as a scientific classification WordNet 3.0 & Open English WordNet
Invertebrates is an umbrella term describing animals that neither develop nor retain a vertebral column, which evolved from the notochord. Wikipedia
Any animal lacking a backbone, including all species not classified as vertebrates. OmegaWiki
An animal without vertebrae, i.e. backbone. Wiktionary
Animal without backbone. Wiktionary (translation)