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subumbrella
sub·um·brel·la S0857100 (sŭb′ŭm-brĕl′ə)n. The concave underside of the medusa of a jellyfish or other cnidarian.subumbrella (ˌsʌbʌmˈbrɛlə) nthe muscular and concave underside of the umbrella of a jellyfishsub•um•brel•la (ˌsʌb ʌmˈbrɛl ə)
n., pl. -las. the concave undersurface of a jellyfish. [1875–80] sub`um•brel′lar, adj. subumbrella
subumbrella[¦səb·əm′brel·ə] (invertebrate zoology) The concave undersurface of the body of a jellyfish. |