plural noun
Eu·​phau·​si·​a·​cea | \ (ˌ)yüˌfȯzēˈāshēə\

Definition of Euphausiacea

: an order of small commonly luminescent malacostracan crustaceans (division Eucarida) related to the Decapoda, resembling shrimps, and in some areas forming an important element of marine plankton

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Other Words from Euphausiacea

euphausid \ (ˈ)yü¦fȯzə̇d \ adjective or noun
euphausiid \ -​zēə̇d \ adjective or noun

History and Etymology for Euphausiacea

New Latin, from Euphausia, included genus (perhaps from eu- + Greek pha- —from phainein to show—+ ousia substance) + -acea

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