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orexin. In DICTIOUS you will not only get to know all the dictionary meanings for the word
orexin, but we will also tell you about its etymology, its characteristics and you will know how to say
orexin in singular and plural. Everything you need to know about the word
orexin you have here. The definition of the word
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English
Etymology
From Ancient Greek ὄρεξις (órexis, “appetite”) + -in.
Noun
orexin (plural orexins)
- (biochemistry) Either of two neuropeptide hormones found in vertebrates; the hypocretins.
See also