Meaning of H in English

H

(also h ) / eɪtʃ; NAmE / noun

[ C , U ] ( pl. Hs , H's , h's / ˈeɪtʃɪz; NAmE /) the 8th letter of the English alphabet :

'Hat' begins with (an) H / 'H'.

—compare aitch

—see also H-bomb

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.