Meanings
nounmetanephrine (countable and uncountable, plural metanephrines)
plural metanephrines
- countableuncountablebiochemistryA metabolite of epinephrine (adrenaline) created by the action of catechol-O-methyl transferase on epinephrine.
Synonyms: metadrenaline
Synonyms & antonyms
nounA metabolite of epinephrine (adrenaline) created by the action of catechol-O-methyl transferase on epinephrine.
Similar
Origin
Blend of meta- + epinephrine.
Full word history & related roots →Cite this entry
APA
metanephrine. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/metanephrine
MLA
“metanephrine.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/metanephrine. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “metanephrine,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/metanephrine.
Source: metanephrine on Wiktionary, CC BY-SA 4.0.