K

1. Symbol for potassium; kalium; phylloquinone; kelvin; lysine; lysyl. 2. In optics, the coefficient of scleral rigidity. 3. In contact lens fitting, the radius of curvature of the flattest meridian of the apical cornea.

Symbol for dissociation constant; kinetic energy; luminous efficiency. See K_d.

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absolute zero; a burst of diphasic slow waves in response to stimuli during sleep [in electroencephalography]; capsular antigen [Ger. Kapsel, capsule]; carrying capacity; cathode; coefficient; constant; constant improvement factor [in imaging]; electron capture; electrostatic capacity; equilibrium constant; ionization constant; kallikrein inhibiting unit; kanamycin; Kell factor; kelvin; kerma; kidney; Kilham [virus]; killer [cell]; kilo-; kilodalton; kinetic energy; Klebsiella; knee; lysine; modulus of compression; the number 1024 in computer core memory; potassium [Lat. kalium]; vitamin K

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K symbol

1) dissociation constant; ionization constant

2) [New Latin kalium] potassium

3) kelvin

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kelvin; lysine; potassium (L. kaґlium).