First Known Use: 15th century
Dictionary
kappa
noun kap·pa \ˈka-pə\
Definition of KAPPA
: the 10th letter of the Greek alphabet — see alphabet table
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Origin of KAPPA
Middle English, from Greek, of Semitic origin; akin to Hebrew kaph
Rhymes with KAPPA
Medical Dictionary
kappa
noun kap·pa \ˈkap-ə\
Medical Definition of KAPPA
: a cytoplasmic factor in certain paramecia that mediates production of paramecin and thereby makes the medium in which such microorganisms are grown toxic to members of strains not possessing the factor—see paramecin
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