Meanings
comparative more orexigenic · superlative most orexigenic
- That stimulates the appetite.
Ghrelin is a 28‐amino acid acylated peptide predominantly secreted by the stomach but also by the brain. In mammals, ghrelin stimulates both GH [growth hormone] secretion and appetite, and it is the only GI [gastrointestinal] hormone with confirmed orexigenic properties[…].
2009, Hélène Volkoff, Saraj Unniappan, Scott P. Kelly, “The Endocrine Regulation of Food Intake”, in Nicholas J. Bernier, Glen Van Der Kraak, Anthony P. Farrell, Colin J. Brauner, editors, Fish Neuroendocrinology (Fish Physiology; 28), London; Amsterdam: Academic Press, →ISBN, section 2 (Endocrine Regulation), page 434Antonyms: anorexigenic
plural orexigenics
- Appetite stimulant
Synonyms: orexigen · Antonyms: anorexigenic
Synonyms & antonyms
adjectiveThat stimulates the appetite.
Origin
- Ancient Greekὄρεξις“appetite”
- Englishorexigenic
From Ancient Greek ὄρεξις (órexis, “appetite”) + -genic.
More words from Ancient Greek
Full word history & related roots →Cite this entry
orexigenic. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/orexigenic
“orexigenic.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/orexigenic. Accessed November 3, 2026.
WatkinsX Dictionary, s.v. “orexigenic,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/orexigenic.
Source: orexigenic on Wiktionary, CC BY-SA 4.0.