Meanings
nounurea cycle (uncountable)
- uncountablebiochemistryA metabolic cycle of biochemical reactions, occurring in ureotelic organisms, in which highly toxic ammonia is converted to urea for excretion.
Synonyms: ornithine cycle
Synonyms & antonyms
nounA metabolic cycle of biochemical reactions, occurring in ureotelic organisms, in which highly toxic ammonia is converted to urea for excretion.
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Cite this entry
APA
urea cycle. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/urea%20cycle
MLA
“urea cycle.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/urea%20cycle. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “urea cycle,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/urea%20cycle.
Source: urea cycle on Wiktionary, CC BY-SA 4.0.