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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

microorganism, micro-organism go
any organism of microscopic size

virus go
(virology) ultramicroscopic infectious agent that replicates itself only within cells of living hosts

plant virus
a plant pathogen that is a virus consisting of a single strand of RNA

noun.animal

4 Subcategories

tobacco mosaic virus, TMV go
the widely studied plant virus that causes tobacco mosaic
viroid, virusoid go
the smallest of viruses
onion yellow-dwarf virus go
the virus that produces stunting and yellowing of the leaves of onion plants
potato yellow-dwarf virus go
the virus that produces stunting and yellowing of the leaves of potato plants