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entity go
that which is perceived or known or inferred to have its own distinct existence (living or nonliving)

physical entity go
an entity that has physical existence

object, physical object go
a tangible and visible entity

whole, unit go
an assemblage of parts that is regarded as a single entity

living thing, animate thing go
a living (or once living) entity

organism, being go
a living thing that has (or can develop) the ability to act or function independently

animal, animate being, beast, brute, creature, fauna go
a living organism characterized by voluntary movement

invertebrate go
any animal lacking a backbone or notochord

worm go
any of numerous relatively small elongated soft-bodied animals especially of the phyla Annelida and Chaetognatha and Nematoda and Nemertea and Platyhelminthes

flatworm, platyhelminth go
parasitic or free-living worms having a flattened body

fluke, trematode, trematode worm go
parasitic flatworms having external suckers for attaching to a host

schistosome, blood fluke
flatworms parasitic in the blood vessels of mammals

noun.animal

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