pure

not mixed 1 [usuallybeforenoun] not mixed with anything else; with nothing added: pure gold / silk * These shirts are 100% pure cotton. * Classical dance in its purest form requires symmetry and balance. * One movie is classified as pure art, the other as entertainment. clean 2 clean and not containing any harmful substances: a bottle of pure water * The air was sweet and pure. OPPIMPURE complete 3 [onlybeforenoun] complete and total: They met by pure chance. * She laughed with pure joy. * These reports are pure speculation (= there is no evidence that they are true). morally good 4 without evil thoughts or actions, especially sexual ones; morally good: to lead a pure life * His motives were pure. * (literary) to be pure in body and mind OPPIMPURE colour / sound / light 5 very clear; perfect: beaches of pure white sand * a pure note / tone / voice subject you study 6 [onlybeforenoun] concerned with increasing knowledge of the subject rather than with using knowledge in practical ways: pure mathematics * technology as opposed to pure science subjects compareAPPLIED breed / race 7 not mixed with any other breed or race, etc: These cattle are one of the purest breeds in Britain. seealsoPURE-BRED seealsoPURIFY, PURITY IDIOMS pure and simple used after the noun that it refers to in order to emphasize that there is nothing but the thing you have just mentioned involved in sth: It's laziness, pure and simple.