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Definition of Chordata
1. Noun. Comprises true vertebrates and animals having a notochord.
Exact synonyms: Phylum Chordata
Group relationships: Animal Kingdom, Animalia, Kingdom Animalia
Member holonyms: Chordate, Chordate Family, Chordate Genus, Cephalochordata, Subphylum Cephalochordata, Subphylum Tunicata, Subphylum Urochorda, Subphylum Urochordata, Tunicata, Urochorda, Urochordata, Craniata, Subphylum Craniata, Subphylum Vertebrata, Vertebrata
Generic synonyms: Phylum
Group relationships: Animal Kingdom, Animalia, Kingdom Animalia
Member holonyms: Chordate, Chordate Family, Chordate Genus, Cephalochordata, Subphylum Cephalochordata, Subphylum Tunicata, Subphylum Urochorda, Subphylum Urochordata, Tunicata, Urochorda, Urochordata, Craniata, Subphylum Craniata, Subphylum Vertebrata, Vertebrata
Generic synonyms: Phylum
Definition of Chordata
1. n. pl. A comprehensive division of animals including all Vertebrata together with the Tunicata, or all those having a dorsal nervous cord.
Medical Definition of Chordata
1. A phylum of the animal kingdom comprising all the animals that have a notochord (the primitive axis of the body) during some stage of their development. It includes the subphyla cephalochordata, urochordata, and vertebrata (vertebrates). (12 Dec 1998)