Found 18,019 abbreviations starting with H:

HA

Human Angelus

Miscellaneous » Unclassified

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HA

The Hermitian Adjoint

Miscellaneous » Unclassified

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HA

Hyaluronic Acid

Miscellaneous » Unclassified

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HA

Highlandtown Arts

Miscellaneous » Unclassified

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HA

Highly Available

Miscellaneous » Unclassified

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HA

Hectare also

Miscellaneous » Unclassified

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HA

Hour Angle

Miscellaneous » Unit Measures

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HA

Hectare

Miscellaneous » Unit Measures

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HA

Higher Authority

Governmental » US Government

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HA

Horse Association

Medical » Veterinary

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HAA

Hasvik, Norway

Regional » Airport Codes

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HAA

hepatitis-associated antibody

Medical » British Medicine

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HAA

HaloAcetic Acid

Academic & Science » Chemistry

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HAA

Hispanics Across America

Community

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HAA

Hepatitis-Associated Antigen

Governmental » FDA

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HAA

Health Action Area

Medical » Hospitals

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HAA

Hospital Activity Analysis

Medical » Hospitals

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HAA

Hepatitis- Associated Antigen

Medical » Laboratory

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HAA

HAN: a language of the United States

Regional » Language Codes (3 Letters)

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HAA

Heavy Anti Archiver

Community » Law & Legal

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HAA

High Altitude Airship

Governmental » Military

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HAA

Heavy Anti-Aircraft

Governmental » Military

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HAA

High Altitude Airship

Governmental » NASA

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HAA

High Altitude Abort

Governmental » NASA

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HAA

Histiocytosis Association of America

Community » Non-Profit Organizations

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