Topic Navigator

Noun Tree | Nouns Groups | Verb Groups | Search

Parent Categories

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

coelenterate, cnidarian
radially symmetrical animals having saclike bodies with only one opening and tentacles with stinging structures

noun.animal

6 Subcategories

polyp go
one of two forms that coelenterates take (e.g. a hydra or coral): usually sedentary with a hollow cylindrical body usually with a ring of tentacles around the mouth
medusa, medusoid, medusan go
one of two forms that coelenterates take: it is the free-swimming sexual phase in the life cycle of a coelenterate
jellyfish go
any of numerous usually marine and free-swimming coelenterates that constitute the sexually reproductive forms of hydrozoans and scyphozoans
scyphozoan go
any of various usually free-swimming marine coelenterates having a gelatinous medusoid stage as the dominant phase of its life cycle
hydrozoan, hydroid go
colonial coelenterates having the polyp phase dominant
anthozoan, actinozoan go
sessile marine coelenterates including solitary and colonial polyps