nought

Universal Words noun 1 [C,U] (BrE) (also zero especially in AmE) the figure 0: A million is written with six noughts. * nought point one (= written 0.1) * I give the programme nought out of ten for humour. * This car can accelerate from nought to sixty in ten seconds. 2 (also naught) [U] (literary) used in particular phrases to mean 'nothing': All our efforts have come to nought (= have not been successful).