H, or h, is the eighth letter of the Latin alphabet, used in the modern English alphabet, including the alphabets of other western European languages and others worldwide.

History, etymology, and pronunciation of h, the eighth letter in the alphabet.

Dec 25, 2025 · h (lower case, upper case H, plural hs or h's) The eighth letter of the English alphabet, called aitch and written in the Latin script.

Define H. H synonyms, H pronunciation, H translation, English dictionary definition of H. 1. The symbol for hydrogen. 2. The symbol for enthalpy. abbr. 1. Physics Hamiltonian 2. Physics …

H definition: hard. See examples of h used in a sentence.

H, h meaning: 1. the eighth letter of the English alphabet 2. written abbreviation for Homo: 3. the eighth…. Learn more.

Definition of H noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

the 8th letter of the Roman alphabetany of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in …

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Dec 22, 2014 · 17 meanings: 1. the eighth letter and sixth consonant of the modern English alphabet 2. a speech sound represented by this.... Click for more definitions.