Meaning of Melatonin



English: Melatonin
Bangla:
Hindi:
Type: Unknown / অজানা / अज्ञात
Synonym:
Antonym:


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Definition: 1

a hormone secreted by the pineal gland in inverse proportion to the amount of light received by the retina, important in the regulation of biorhythms: in amphibians, it causes a lightening of the skin.

Definition: 2

the hormone-like secretion of the pineal gland, causing skin colour changes in some animals and thought to be involved in reproductive function