HA

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AcronymDefinition
HAHands (Front Page Sports Football '95 et al)
HAHigh Availability
HAHighly Available
HAHome Agent
HAHeart Attack
HAHospital Authority
HAHousing Authority
HAHome Address
HAHaiti
HALa Habana (postcode, Cuba)
HAHome Alone
HAHeadache
HAHawaii (old style)
HAHighways Agency (England)
HAHealth Affairs
HAHectares
HAHome Automation (residential housing controls)
HAHealth Assessment
HAHydrogen Alpha
HAHealth Administration
HAHigh Altitude
HAHells Angels
HAHarrow (postcode, United Kingdom)
HAHuman Anatomy (college course)
HAHumanitarian Assistance (US DoD)
HAHistorical Association (various organizations)
HAHyaluronic Acid
HAHumanitarian Assistance
HAHalf-Assed
HAHigh Authority
HAHeritage Area (various locations)
HAHydroxyapatite
HAHospital Acquired (Infection)
HAHidden Ability (Pokémon)
HAHazard Analysis
HAHawaiian Airlines (IATA airline code)
HAHippocampal Atrophy (neurology)
HAHazard Assessment
HAHealth Advisory
HAHemolytic Anemia
HAHumic Acid
HAHolding Area
HAHauptabteilung (German)
HAHigh Assurance
HAHeavy Armor
HAHepatic Artery
HAHousing Allowance
HAHistocompatibility Antigen
HAHalmahera
HAHour Angle
HAHeterocyclic Amine (food mutagen)
HAHigh Ambient (temperature limit)
HAHospitality Association
HAHigh Achiever
HAHemaglutinin (glycoprotein on influenza virus)
HAHighways Act 1980 (UK)
HAHazardous Area
HAHeight-For-Age
HAHonorary Alumnus
HAHahnium
HAHealthy America
HAHepatitis-Associated
HAHome Assignment
HAHalf Adder
HAHybrid Algorithm
HAHemagglutination Assay
HAHaute Activité (French: High Activity; radioactivity)
HAHostile Aircraft
HAHydrocephalus Association
HAHypnotherapy Association
HAHigh-Alarm
HAHousehold Activity
HAHaight-Asbury
HAHarmonic Approximation
HAHeidelberg Appeal
HAHybrid Amplifier
HAHub Architecture
HAHexenyl Acetate
HAHearing Assistant
HAAdopted in the House (approved business of the House of Representatives, North Carolina)
HAHatch Act of 1887
HAHippocampal Asymmetry
HAHardness Assurance (radiation)
HAHarmonic Analyzer
HAHall Angle
HAHospitalman Apprentice (US Navy rating)
HAHyper-Androgenism
HAHalifax Academy (Roanoke Rapids, North Carolina)
HAHack Addict (eZine)
HAHit Avoidance
HAHit Assessment
HAHydraulic Association (UK)
HAHull Array
HAHeavy Assist (nursing)
HAHomelan Alliance (gaming clan)
HAHanford Operations Office (Department of Energy)
HAHowey Academy (Florida)
HAHipuric Acid
HAHeyting Arithmetics
HAHard Copy Text or Drawing
HAHeterodyne Amplifier
HAHersteld Actief (Dutch)
References in classic literature ?
It was a week after he cured her headache that a moonlight sail on Lake Merritt was proposed by Norman and seconded by Arthur and Olney.
He wondered if Miss Wilkinson really had a headache.
My headache was gone, but, body and soul, I was very tired.
She had had one of her headaches that afternoon, and although the pain had gone she felt weak and "tuckered out," as she expressed it.
Nor did I ever have a headache except the time my head was healing after having been laid open for six inches by a capstan-bar.
There is only one remedy for a headache," said this horrible old man.
I must go and develop a headache at once, or that tiresome Dalkeith boy will be pounding at my door.
Who will wonder that Barbara had a headache, or that Barbara's mother was disposed to be cross, or that she slightly underrated Astley's, and thought the clown was older than they had taken him to be last night?
As soon as the former lady had got better of her headache, he waited upon her in her apartment; and, after the proper inquiries in regard to her health, he asked her if she had observed in the hotel an American family--a mamma, a daughter, and a little boy.
Her false eyebrows required time for their removal, and a headache assumed for the occasion suggested the most convenient pretext she could devise for hiding them as they were hidden now.
Fanny," said Edmund, after looking at her attentively, "I am sure you have the headache.
George got out his banjo after supper, and wanted to play it, but Harris objected: he said he had got a headache, and did not feel strong enough to stand it.