Definition of Estheria
: a genus (sometimes made the type of the family Estheriidae) of small branchiopod crustaceans in which the carapace is developed into a bivalve shell not unlike that of some mollusks and enclosing the whole body
estherianadjective or noun
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Origin and Etymology of estheria
New Latin, probably from the name Esther + New Latin -ia
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