Gland
/ɡlˈænd/
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Definition
(noun) A specialized cell, group of cells, or organ of endothelial origin in the human or animal body that synthesizes a chemical substance, such as hormones or breast milk, and releases it, often into the bloodstream (endocrine gland) or into cavities inside the body or its outer surface (exocrine gland).
Sentence Examples
Descartes thought that the mind and body were joined in the pineal gland.
There's something wrong with her thyroid gland.
CEFR Practice Quiz
The thyroid is a small, butterfly-shaped ____ in the neck that plays a crucial role in regulating metabolism.