Usually means: Brain chemical regulating sleep, appetite.
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We found 6 dictionaries that define the word orexin:

General (5 matching dictionaries)
  1. orexin: Oxford Learner's Dictionaries
  2. orexin: Wordnik
  3. orexin: Wiktionary
  4. Orexin: Wikipedia, the Free Encyclopedia
  5. Orexin: World Wide Words

Medicine (1 matching dictionary)
  1. orexin: Merriam-Webster Medical Dictionary

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Definitions from Wiktionary (orexin)

▸ noun:  (biochemistry) Either of two neuropeptide hormones found in vertebrates; the hypocretins.

Similar:
orexigen, corticorelin, almorexant, daridorexant, suvorexant, urocortin, orcokinin, cortistatin, kyotorphin, octreotate, more...

Opposite:
anorexigenic, hunger-reducing

Phrases:
orexin a, orexin b, Orexin antagonist, more...

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Similar:
orexigen, corticorelin, almorexant, daridorexant, suvorexant, urocortin, orcokinin, cortistatin, kyotorphin, octreotate, more...

Opposite:
anorexigenic, hunger-reducing

Phrases:
orexin a, orexin b, Orexin antagonist, more...



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