plural noun

variants or less commonly Sirenoidea
in some classifications
: a group of lungfishes containing the genera Neoceratodus and Lepidosiren and some extinct forms from the Mesozoic

Word History


New Latin, from Latin siren + New Latin -oidei, -oidea

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Dictionary Entries Near Sirenoidei

Cite this Entry

“Sirenoidei.” Dictionary, Merriam-Webster, Accessed 22 May. 2024.

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