sessile marine coelenterates including solitary and colonial polyps; the medusoid phase is entirely suppressed
Used in the same subject area: Biology, Nature and environment, Animals, Zoology.Scyphozoan
any of various usually free-swimming marine coelenterates having a gelatinous medusoid stage as the dominant phase of its life cycle
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primitive reptile having no opening in the temporal region of the skull; all extinct except turtles
Used in the same subject area: Biology, Nature and environment, Animals, Zoology.primitive reptile having no opening in the temporal region of the skull; all extinct except turtles
Used in the same subject area: Biology, Nature and environment, Animals, Zoology.air-breathing arthropods characterized by simple eyes and four pairs of legs
Used in the same subject area: Biology, Nature and environment, Animals, Zoology.air-breathing arthropods characterized by simple eyes and four pairs of legs
Used in the same subject area: Biology, Nature and environment, Animals, Zoology.invertebrate having jointed limbs and a segmented body with an exoskeleton made of chitin
Used in the same subject area: Biology, Nature and environment, Animals, Zoology.horseshoe crab of the coast of eastern Asia
Used in the same subject area: Biology, Nature and environment, Animals, Zoology.chiefly nocturnal predacious arthropod having a flattened body of 15 to 173 segments each with a pair of legs, the foremost pair being…
Used in the same subject area: Biology, Nature and environment, Animals, Zoology.used in some classifications; includes the orders Xiphosura and Eurypterida
Used in the same subject area: Biology, Nature and environment, Animals, Zoology.radially symmetrical animals having saclike bodies with only one opening and tentacles with stinging structures; they occur in polyp a…
Used in the same subject area: Biology, Nature and environment, Animals, Zoology.radially symmetrical animals having saclike bodies with only one opening and tentacles with stinging structures; they occur in polyp a…
Used in the same subject area: Biology, Nature and environment, Animals, Zoology.reptile having a pair of openings in the skull behind each eye
Used in the same subject area: Biology, Nature and environment, Animals, Zoology.reptile having a pair of openings in the skull behind each eye
Used in the same subject area: Biology, Nature and environment, Animals, Zoology.used in former classifications to include all living reptiles except turtles; superseded by the two subclasses Lepidosauria and Archos…
Used in the same subject area: Biology, Nature and environment, Animals, Zoology.large extinct scorpion-like arthropod considered related to horseshoe crabs
Used in the same subject area: Biology, Nature and environment, Animals, Zoology.mammals having a placenta; all mammals except monotremes and marsupials
Used in the same subject area: Biology, Nature and environment, Animals, Zoology.mammals having a placenta; all mammals except monotremes and marsupials
Used in the same subject area: Biology, Nature and environment, Animals, Zoology.small nonvenomous arachnid resembling a tailless scorpion
Used in the same subject area: Biology, Nature and environment, Animals, Zoology.Words connected by meaning
Their definitions overlap or refer to similar ideas. Use these to widen your search, then compare the exact meanings.
sessile marine coelenterates including solitary and colonial polyps; the medusoid phase is entirely suppressed
Its definition shares important concepts with this word: various, free-swimming, marine, coelenterates, gelatinous.Destitute of any vestige of organic life, or at least of animal life; anterior to the existence of animal life; formed when there was…
Its definition shares important concepts with this word: various, free-swimming, marine, coelenterates, gelatinous.marine crustaceans with feathery food-catching appendages; free-swimming as larvae; as adults form a hard shell and live attached to s…
Its definition shares important concepts with this word: various, free-swimming, marine, coelenterates, gelatinous.a major biotic community characterized by the dominant forms of plant life and the prevailing climate
Its definition shares important concepts with this word: various, free-swimming, marine, coelenterates, gelatinous.The larva of certain starfishes as developed in the free-swimming stage.
Its definition shares important concepts with this word: various, free-swimming, marine, coelenterates, gelatinous.In certain hydroids, an imperfect zooid, whose special function is to produce medusoid buds. See Hydroidea, and Athecata.
Its definition shares important concepts with this word: various, free-swimming, marine, coelenterates, gelatinous.An order of free-swimming marine worms, of which the genus Sagitta is the type. They have groups of curved spines on each side of the…
Its definition shares important concepts with this word: various, free-swimming, marine, coelenterates, gelatinous.marine crustaceans with feathery food-catching appendages; free-swimming as larvae; as adults form a hard shell and live attached to s…
Its definition shares important concepts with this word: various, free-swimming, marine, coelenterates, gelatinous.(Great Britain) any of various cereal plants (especially the dominant crop of the region — wheat in Great Britain or oats in Scotland…
Its definition shares important concepts with this word: various, free-swimming, marine, coelenterates, gelatinous.minute free-swimming freshwater copepod having a large median eye and pear-shaped body and long antennae used in swimming; important i…
Its definition shares important concepts with this word: various, free-swimming, marine, coelenterates, gelatinous.(physical chemistry) a distinct state of matter in a system; matter that is identical in chemical composition and physical state and s…
Its definition shares important concepts with this word: various, free-swimming, marine, coelenterates, gelatinous.the gamete-bearing individual or phase in the life cycle of a plant having alternation of generations
Its definition shares important concepts with this word: various, free-swimming, marine, coelenterates, gelatinous.Explore Academic Dictionary
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