secretion

play
noun se·cre·tion \si-ˈkrē-shən\

Definition of secretion

  1. 1a :  the process of segregating, elaborating, and releasing some material either functionally specialized (such as saliva) or isolated for excretion (such as urine)b :  a product of secretion formed by an animal or plant; especially :  one performing a specific useful function in the organism

  2. 2 [2secrete] :  the act of hiding something :  concealment

secretionary

play \-shə-ˌner-ē\ adjective

Examples of secretion in a Sentence

  1. the secretion of stomach acids

  2. root secretions that repel insects

Recent Examples of secretion from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'secretion.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of secretion

French sécrétion, from Latin secretion-, secretio separation, from secernere to separate — more at secret


SECRETION Defined for English Language Learners

secretion

play
noun

Definition of secretion for English Language Learners

  • : the production of a liquid by part of a plant or animal

  • : a substance produced and given off by a plant or animal part


SECRETION Defined for Kids

secretion

play
noun se·cre·tion \si-ˈkrē-shən\

Definition of secretion for Students

  1. 1 :  the act or process of giving off a substance the secretion of saliva by salivary glands

  2. 2 :  a substance formed in and given off by a gland that usually performs a useful function in the body Digestive secretions contain enzymes.


Medical Dictionary

secretion

play
noun se·cre·tion \si-ˈkrē-shən\

Medical Definition of secretion

  1. 1:  the process of segregating, elaborating, and releasing some material either functionally specialized (as saliva) or isolated for excretion (as urine)

  2. 2:  a product of secretion formed by an animal or plant; especially :  one performing a specific useful function in the organism



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to relieve or lessen

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