HA Heavy Artillery

HCNM High Commission of National Minorities (OSCE)

HDV Hors de vue

Hdqr Headquarter

HFDF High Frequency Direction Finding

HGML Haut Gouverneur Militaire de Lyon

HIFR Helicopter InFlight Refuelling

HLA High Level Architecture

HLG High Level Group / Groupe de haut niveau

HLL Highland Light Infantery (GB)

HMCC Hôpital MédicoChirurgical de Campagne

HMCS Her Majesty's Canadian Ship (CA, Navy)

HNS Host Nation Support

HQ Headquarter

HST Hygiène et Sécurité du Travail