ETS 1. abbreviation for Educational Testing Service. 2. abb...
peptic ulcer see ulcer.
pruritus n. itching that may result from physiological or p...
k 1. symbol for coefficient of alienation. 2. symbol for th...
luminous flux (symbol: Φv) the rate at which light is emitt...
choreoathetosis n. chorea accompanied by athetosis (involun...