plural noun Alis·ma·ta·ce·ae \əˌlizməˈtāsēˌē\

Definition of Alismataceae

  1. :  a family of monocotyledonous aquatic or marsh herbs (order Naiadales) having regular perfect monoecious flowers

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Origin and Etymology of alismataceae

New Latin, from Alismat-, Alisma, type genus + -aceae

First Known Use: 1903

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to criticize severely

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