H (disambiguation)

H or h stands for:

H , eighth letter of the Latin alphabet
Voiceless glottal fricative in the International Phonetic Alphabet
H., according to the Hijra , year of the Islamic calendar
H., booklet , with bibliographic citation
a tone name, see H (music)
hard , see degree of hardness (pencil)
for Mercury in the astronomical nomenclature , the Greek god Hermes derived
h-index (Hirsch index, also Hirsch factor, Hirsch coefficient or h-number), bibliometric measure
Captain (officer) , a military officer rank
bus stop
Helipad
Hospital, see hospital
Helpless , a mark in the severely disabled ID card
Heroin in the language of the scene, often pronounced in English

SI unit system:

Mathematics:

Physics:

h , Planck's quantum of action
H ₀ , the Hubble constant in cosmology
H , symbol for the calorific value
H , symbol for the enthalpy
${\ displaystyle {\ vec {H}}}$ , Symbol for the magnetic field strength
H , symbol for the Hamilton function in the Hamilton formalism of classical mechanics
${\ displaystyle {\ hat {H}}}$ , Symbol for the Hamilton operator in quantum mechanics
H , the symbol of the inertia constant for rotors of electrical machines, especially synchronous generators . See salient pole machine # rotor dimensioning .
H , the dose equivalent in radiation protection

chemistry

Currencies and Numismatics:

Czech haléř , German Heller (coin)
Günzburg on coins of the Roman-German Empire from 1782 to 1805
Darmstadt on coins of the German Empire from 1872 to 1882
La Rochelle on French coins from 1539 to 1837
Geneva on Swiss coins 1817
Hermosillo on Mexican coins
Helbig, Samuel Gottlieb, mint master's mark of the Dresden mint (1804–1813)
H under the royal crown on French coins for Henry III. (France) or Henry IV. (France)

H as a distinguishing mark on license plates:

international: Hungary
Azerbaijan: foreigners
Bulgaria: Shumen Oblast
Germany: Hanover region
Germany: as a suffix on license plates for historic in car veterans
Estonia: small signs for trailers
UK: Hampshire and Dorset
Kazakhstan: Joint ventures and foreign companies (on yellow background)
Moldova: foreign citizens
Philippines: Region 8, Eastern Visayas
Portugal: Horta (truck trailer)
Slovakia: historical vehicles (yellow license plate with red letters: last letter)
Spain: historic vehicles
Spain: Huelva Province (to be discontinued)
Czech Republic: Královéhradecký kraj , ( Hradec Králové ) (expiring)

See also: