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internal secretion

(physiol) a secretion, esp a hormone, that is absorbed directly into the blood
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Examples from the Web for internal secretion
Historical Examples
  • The other glands of internal secretion are also associated with the phenomena of growth.

    Pedagogical Anthropology Maria Montessori
  • Without its internal secretion, brain activity is very sluggish.

    Psychology Robert S. Woodworth
  • That material, whatever it may be, is termed an "internal secretion."

  • The loss of the internal secretion of these glands may produce physical and mental changes in the individual.

    Mental Defectives and Sexual Offenders W. H. Triggs, Donald McGavin, Frederick Truby King, J. Sands Elliot, Ada G. Patterson, C.E. Matthews and J. Beck
  • It is generally believed that the internal secretion of the thyroid and the adrenal are antagonistic.

    Arteriosclerosis and Hypertension: Louis Marshall Warfield
  • Third, it is that internal secretion that excites in woman sexual desire and makes her enjoy relations with the male sex.


    William J. Robinson
  • The external secretion is what is called the mind and the internal secretion is known as the soul.

    The Book of Gud Dan Spain
  • The best example that can be cited of the effect of this internal secretion is the male of the horse kind.

  • We must then look upon the internal secretion as composed of the liquid elements of the testicular secretion.

  • When the function of ovulation ceases the body has to find a new way to dispose of the internal secretion of the ovary.

    Outwitting Our Nerves Josephine A. Jackson and Helen M. Salisbury
internal secretion in Medicine

internal secretion n.
A secretion that is produced by an endocrine gland and discharged directly into the bloodstream; a hormone.

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