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prothoracic gland
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noun
either of a pair of endocrine glands in the anterior thorax of some insects, functioning to promote the series of molts from hatching to adulthood.
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Origin of prothoracic gland
First recorded in 1885–90
Words nearby prothoracic gland
prothallus, prothesis, prothonotary, prothonotary apostolic, prothonotary warbler, prothoracic gland, prothorax, prothrombin, protist, Protista, protistology
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023