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[en-duh-krin, -krahyn, -kreen] /ˈɛn də krɪn, -ˌkraɪn, -ˌkrin/ Anatomy, Physiology
adjective, Also, endocrinal
[en-duh-krahyn-l, -kreen-l] /ˌɛn dəˈkraɪn l, -ˈkrin l/ (Show IPA),
[en-duh-krin-ik] /ˈɛn dəˈkrɪn ɪk/ (Show IPA),
secreting internally into the blood or lymph.
of or relating to an endocrine gland or its secretion.
an internal secretion; hormone.
Compare exocrine.
Origin of endocrine
1910-15; endo- + -crine < Greek krī́nein to separate Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for endocrine
  • The pituitary gland is a pea-sized endocrine gland located at the base of the brain.
  • At high doses, these chemicals can disrupt animal endocrine systems, cause cancer and alter reproduction.
  • Patients may also have complications from the other endocrine tumors that are part of the multiple endocrine neoplasia syndromes.
  • It turns out that fat tissue is an active endocrine organ, and the more fat tissue you have the hungrier you will be.
  • Eventually this endocrine role is taken over by the placenta.
  • He also advanced the treatment of hyperthyroidism, thyroid cancer and other endocrine diseases.
  • The endocrine system is made up of organs and tissues that produce hormones.
  • The thyroid gland is an important organ of the endocrine system.
  • The patient is screened for endocrine disorders as needed.
  • endocrine tumors of the pancreas and gastrointestinal tract.
British Dictionary definitions for endocrine


/ˈɛndəʊˌkraɪn; -krɪn/
of or denoting endocrine glands or their secretions: endocrine disorders
an endocrine gland
Compare exocrine
Word Origin
C20: from endo- + -crine, from Greek krinein to separate
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for endocrine

"secretly, internally," 1914, from endo- + Latinized form of Greek krinein "to separate, distinguish" (see crisis).

Online Etymology Dictionary, © 2010 Douglas Harper
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endocrine in Medicine

endocrine en·do·crine (ěn'də-krĭn, -krēn', -krīn')

  1. Secreting internally, most commonly into the systemic circulation.

  2. Of or relating to endocrine glands or the hormones secreted by them.

  1. The secretion of an endocrine gland.

  2. An endocrine gland.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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