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Comprehensive English-Chinese Dictionary
- melatonin
[.mεlə'tonɪn]
[.melə'təunɪn]
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1.
noun
褪黑色素(松果腺脊椎激素的一种)
Collins English-English Dictionary
- melatonin
["mεlə'təυnɪn]
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-
1.
n
the hormone-like secretion of the pineal gland, causing skin colour changes in some animals and thought to be involved in reproductive function
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2.
n
[Etymology]
C20: probably from mela(nocyte) + (sero)tonin
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