Glossary of words and phrases/R


 * Railway and Engineer Staff Corps
 * Range finders
 * Rank
 * Rations
 * Reconnaissance in force
 * Reconnoitring
 * Red Cross Society
 * Red duster, The
 * Regiment (military unit)
 * Regimental Quartermaster Sergeant (rank)
 * Regimental Sergeant Major (rank)
 * Regular Army
 * Reinforcements
 * Relief Fund
 * Requisition
 * Rest
 * Rest camp
 * Reveille
 * Rifle
 * Rifleman (rank)
 * Rouble
 * Royal Aero Club
 * Royal Artillery
 * Royal Flying Corps
 * Royal Marines
 * Royal Naval Air Service
 * Runner