English version

O in Numbers topic

From Longman Dictionary of Contemporary EnglishOO1, o /əʊ $ / noun (plural O’s, o’s)  1 SLA[countable, uncountable] the 15th letter of the English alphabet2 [uncountable] spokenHMN zero My phone number is six o four double two (=60422).3 [uncountable] a common type of blood