/ ræd; NAmE / adjective , noun
■ adjective
( old-fashioned slang , especially NAmE ) very good
■ noun
( physics ) a unit for measuring the effect of radiation
••
WORD ORIGIN
1980s: probably an abbreviation of radical .
/ ræd; NAmE / adjective , noun
■ adjective
( old-fashioned slang , especially NAmE ) very good
■ noun
( physics ) a unit for measuring the effect of radiation
••
WORD ORIGIN
1980s: probably an abbreviation of radical .
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005