anti-K

noun

A highly potent and clinically significant antibody.

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Meanings

nounanti-K (plural anti-Ks)

plural anti-Ks

  1. medicineA highly potent and clinically significant antibody.
adjectiveanti-K (comparative more anti-K, superlative most anti-K)

comparative more anti-K · superlative most anti-K

  1. Of a highly specialized antibody that targets the K antigen (KEL1) found on the surface of human red blood cells.

Origin

The K in an anti-K stands for Kelleher, which is the surname of the patient in whom the antigen was originally discovered in 1946.

Full word history & related roots →
Cite this entry
APA

anti-K. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/anti-K

MLA

“anti-K.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/anti-K. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “anti-K,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/anti-K.

Source: anti-K on Wiktionary, CC BY-SA 4.0.