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What does H stand for?

showing only Military and Government definitions (Show all)

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Rank Abbr.Meaning
HHigh Risk
HHistorical (action code)
HHotel (aviation letter code)
HHaze (weather reports)
HHeer (German)
HSulfur Mustard (blister warfare agent)
HFederal Reserve Bank of Saint Louis, Missouri (designates original point of circulation of a dollar bill)
HUndenominated United States Stamp (33 cents, introduced 10 Jan 1999)
HHelicopter or Search/Rescue (US military aircraft designation; as in H-1)