secretion

Noun
  1. The organic process of synthesizing and releasing some substance (synset 113575119)
    is a type of: biological process, organic process - a process occurring in living organisms
    subtypes:
    same as: secernment
  2. A functionally specialized substance (especially one that is not a waste) released from a gland or cell (synset 105412071)
    is a type of: bodily fluid, body fluid, humor, humour, liquid body substance - the liquid parts of the body
    subtypes:
    • ganoin, ganoine - shiny substance that resemble enamel and is secreted by the corium of certain fishes (especially ganoid fishes) and composes the outer layer of their scales
    • lachrymal secretion, lacrimal secretion - saline fluid secreted by lacrimal glands; lubricates the surface of the eyeball
    • perspiration, sudor, sweat - salty fluid secreted by sweat glands
    • endocrine, hormone, internal secretion - the secretion of an endocrine gland that is transmitted by the blood to the tissue on which it has a specific effect
    • intestinal juice - secretions by glands lining the walls of the intestines
    • autacoid, autocoid - any physiologically active internal secretion especially one of uncertain classification
    • synovia, synovial fluid - viscid lubricating fluid secreted by the membrane lining joints and tendon sheaths etc.
    • mucous secretion, mucus - protective secretion of the mucous membranes; in the gut it lubricates the passage of food and protects the epithelial cells; in the nose and throat and lungs it can make it difficult for bacteria to penetrate the body through the epithelium
    • saliva, spit, spittle - a clear liquid secreted into the mouth by the salivary glands and mucous glands of the mouth; moistens the mouth and starts the digestion of starches
    • sebum - the oily secretion of the sebaceous glands; with perspiration it moistens and protects the skin
    • royal jelly - a secretion of the pharyngeal glands of bees that is fed to very young larvae and to bees destined to be queens
    • musk - an odorous glandular secretion from the male musk deer; used as a perfume fixative
    • nectar - a sweet liquid secretion that is attractive to pollinators
    • pheromone - a chemical substance secreted externally by some animals (especially insects) that influences the physiology or behavior of other animals of the same species

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