"endocrines" in the noun sense
1. hormone, endocrine, internal secretion
the secretion of an endocrine gland that is transmitted by the blood to the tissue on which it has a specific effect
2. endocrine gland, endocrine, ductless gland
any of the glands of the endocrine system that secrete hormones directly into the bloodstream
Source: WordNet® (An amazing lexical database of English)
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