H

H is the eighth (number 8) letter in the English alphabet. The uppercase letter for H name is "haitch" (/ˈheɪtʃ/), also known as simply "'aitch" (/ˈeɪtʃ/

• In chemistry, H is the symbol for hydrogen.
• In music, H is a note in the German system, meaning "B natural".
• In particle physics, H is the symbol for the Higgs boson.

Media related to H at Wikimedia Commons
The dictionary definition of h at Wiktionary

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