Meanings
nounhaptoglobin (plural haptoglobins)
plural haptoglobins
- biochemistryA protein in blood plasma that binds free hemoglobin released from erythrocytes and thereby inhibits its oxidative activity.
Synonyms: haptoglobulin
Synonyms & antonyms
nounA protein in blood plasma that binds free hemoglobin released from erythrocytes and thereby inhibits its oxidative activity.
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Also see
Origin
Analysable as hapto- + globin. .
Full word history & related roots →Cite this entry
APA
haptoglobin. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/haptoglobin
MLA
“haptoglobin.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/haptoglobin. Accessed November 2, 2026.
Chicago
WatkinsX Dictionary, s.v. “haptoglobin,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/haptoglobin.
Source: haptoglobin on Wiktionary, CC BY-SA 4.0.