ATENOLOL Meaning of ATENOLOL in English [ ə'tɛnəlɒl ]■ noun Medicine a beta blocker used mainly to treat angina and high blood pressure.Origin1970s: perh. from a(ngina) + ten(sion) + (propran)olol . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004