regimental aid post (RAP)

navigational aid (NAVAIDs); aid to navigation (ATON)

junction aid (obstruction aid)

obstruction aid (junction aid)

rocket-assisted projectile (RAP)

HEAT-warhead RAP round

high-pressure supercharge and RAP round

non-RAP round

RAP round

medical aid post

unit aid post (UAP)

first aid post

aid post

regimental

regimental colours / color

regimental officer

regimental sergent major (RSM)

regimental artillery

airborne regimental combat team

combat arms regimental system

Regimental Quartet Master Sergeant (RQMS)

Regimental Sergeant Major (RSM)

regimental mechanical-transport officer

aiming post lamp / aiming post light

aid agency

aid man section

aid station

aid to navigation (ATON)

aid worker

battalion aid station (BAS)

buddy aid

comprehensive aid

disaster aid / relief