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Definition of Invertebrate
1. Adjective. Lacking a backbone or spinal column. "Worms are an example of invertebrate animals"
2. Noun. Any animal lacking a backbone or notochord; the term is not used as a scientific classification.
Generic synonyms: Animal, Animate Being, Beast, Brute, Creature, Fauna
Specialized synonyms: Arthropod, Zoophyte, Parazoan, Poriferan, Sponge, Cnidarian, Coelenterate, Comb Jelly, Ctenophore, Worm, Borer, Woodborer, Rotifer, Mollusc, Mollusk, Shellfish, Phoronid, Bryozoan, Moss Animal, Polyzoan, Sea Mat, Sea Moss, Ectoproct, Entoproct, Symbion Pandora, Brachiopod, Lamp Shell, Lampshell, Peanut Worm, Sipunculid, Echinoderm
Terms within: Foot, Invertebrate Foot, Peristome
Examples of category: Exoskeleton
Specialized synonyms: Arthropod, Zoophyte, Parazoan, Poriferan, Sponge, Cnidarian, Coelenterate, Comb Jelly, Ctenophore, Worm, Borer, Woodborer, Rotifer, Mollusc, Mollusk, Shellfish, Phoronid, Bryozoan, Moss Animal, Polyzoan, Sea Mat, Sea Moss, Ectoproct, Entoproct, Symbion Pandora, Brachiopod, Lamp Shell, Lampshell, Peanut Worm, Sipunculid, Echinoderm
Terms within: Foot, Invertebrate Foot, Peristome
Examples of category: Exoskeleton
Definition of Invertebrate
1. a. Destitute of a backbone; having no vertebræ; of or pertaining to the Invertebrata.
Definition of Invertebrate
1. Noun. An animal without vertebrae, i.e. backbone. ¹
2. Adjective. Lacking a backbone. ¹
¹ Source: wiktionary.com
Definition of Invertebrate
1. [n -S]
Medical Definition of Invertebrate
1.