prothoracic gland
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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Nearby words
- prothesis,
- prothetic,
- prothonotary,
- prothonotary apostolic,
- prothonotary warbler,
- prothorax,
- prothrombin,
- prothrombin accelerator,
- prothrombin test,
- prothrombinase
Origin of prothoracic gland
First recorded in 1885–90
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019