Origin: NL, fr. Gr. Swimming + a calyx.

<zoology> The swimming bell or umbrella of a jellyfish of medusa.

One of the zooids of certain Siphonophora, having somewhat the form, and the essential structure, of the bell of a jellyfish, and acting as a swimming organ.

(01 Mar 1998)

nectariferous, nectarine, nectary, nectin < Prev | Next > nectosack, nectostem, necturus

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