se‧cre‧tion /sɪˈkriːʃ
ən/
noun[
Date: 1600-1700;
Language: French;
Origin: sécrétion, from Latin secretio 'separation', from secretus; ⇒ secret1]
a) [uncountable and countable] a substance, usually liquid, produced by part of a plant or animal:
These secretions are used by the caterpillar as a defence. b) [uncountable] the production of this substance:
the secretion of hormones by the pituitary gland [TahlilGaran] Dictionary of Contemporary English ▲