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Glossary of Military Acronyms
H&I
harassing and interdicting
H&S
headquarters and service
HA
holding area; humanitarian assistance
HAARS
high-altitude airdrop resupply system
HAB
high altitude burst
HAC
helicopter aircraft commander
HACC
humanitarian assistance coordination center
HAHO
high-altitude high-opening parachute technique
HALO
high-altitude low-opening parachute technique
HAP
humanitarian assistance program
HARM
high-speed antiradiation missile
HARP
high altitude release point
HAST
humanitarian assistance survey team
HATR
hazardous air traffic report
HAZ
hazardous cargo
HAZMAT
hazardous materials
HB
heavy boat
HCA
humanitarian and civic assistance
HCAS
hostile casualty
HCL
hydrochloride
HCO
helicopter control officer
HCP
hardcopy printer
HCS
helicopter combat support (Navy); helicopter control station;
helicopter coordination section
HD
a mustard agent; harmonic distortion; homeland defense
HDC
harbor defense commander; helicopter direction center
HDCU
harbor defense command unit
HDPLX
half duplex
HE
heavy equipment; high explosive
HEAT
helicopter external air transport; high explosive antitank
HEC
helicopter element coordinator
HEFOE
hydraulic electrical fuel oxygen engine
HEI
high explosives incendiary
HEL-H
heavy helicopter
HEL-L
light helicopter
HEL-M
medium helicopter
HELO
helicopter
HEMP
high-altitude electromagnetic pulse
HEMTT
heavy expanded mobile tactical truck
HEO
highly elliptical orbit
HERF
hazards of electromagnetic radiation to fuel
HERO
electromagnetic radiation hazards; hazards of electromagnetic
radiation to ordnance
HERP
hazards of electromagnetic radiation to personnel
HET
heavy equipment transporter
HF
high frequency
HFDF
high frequency direction-finding
HFRB
high frequency regional broadcast
HH
homing pattern
HHD
headquarters and headquarters detachment
H-hour
seaborne assault landing hour; specific time an operation or
exercise begins
HICAP
high-capacity firefighting foam station
HIDACZ
high-density airspace control zone
HIDTA
high-intensity drug trafficking area
HIFR
helicopter in-flight refueling
HIMAD
high to medium altitude air defense
HIMEZ
high-altitude missile engagement zone
HIRSS
hover infrared suppressor subsystem
HIV
human immuno-deficiency virus
HJ
crypto key change
HLPS
heavy-lift pre-position ship
HLZ
helicopter landing zone
HM
hazardous material
HMA
humanitarian mine action
HMH
Marine heavy helicopter squadron
HMIS
Hazardous Material Information System
HMLA
Marine light/attack helicopter squadron
HMM
Marine medium helicopter squadron
HMMWV
high mobility multipurpose wheeled vehicle
HMW
health, morale, and welfare
HN
host nation
HNS
host-nation support
HNSA
host-nation support agreement
HNSCC
host-nation support coordination cell
HOB
height of burst
HOC
human intelligence operations cell; humanitarian operations
center
HOCC
humanitarian operations coordination center
HOD
head of delegation
HOGE
hover out of ground effect
HOIS
hostile intelligence service
HOM
head of mission
HOSTAC
helicopter operations from ships other than aircraft carriers
(USN publication)
HOTPHOTOREP
hot photo interpretation report
HPA
high power amplifier
HPMSK
high priority mission support kit
HPT
high-payoff target
HPTL
high-payoff target list
HQ
HAVE QUICK; headquarters
HQCOMDT
headquarters commandant
HQDA
Headquarters, Department of the Army
HQFM-net
HAVE QUICK frequency modulation net
HQFMT-net
HAVE QUICK frequency modulation training net
HQMC
Headquarters, Marine Corps
HR
helicopter request
HRJTF
humanitarian relief joint task force
HRO
humanitarian relief organizations
HRP
high-risk personnel
HRS
horizon reference system
HRT
hostage rescue team
HS
helicopter antisubmarine warfare squadron (Navy); homing
single-unit
HSB
high speed boat
HSD
human intelligence support detachment
HSE
headquarters support element; human intelligence support element
HSEP
hospital surgical expansion package (USAF)
HSI
hyperspectral imagery
HSLS
health service logistic support
HSM
humanitarian service medal
HSPR
high speed pulse restorer
HSS
health service support
HSSDB
high speed serial data buffer
HST
helicopter support team
HT
hatch team
HTERRCAS
hostile terrorist casualty
HTG
hard target graphic
HTH
high test hypochlorite
HU
hospital unit
HUD
head-up display
HUMINT
human intelligence; human resources intelligence
HUMRO
humanitarian relief operation
HUS
hardened unique storage
HVAA
high value airborne asset
HVAC
heating, ventilation, and air conditioning
HVAC
heating, ventilation, and air conditioning
HVT
high-value target
HW
hazardous waste
HWM
high water mark
Hz
hertz |
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