| A | B |
|---|
| legio, legionis | legion (3600 soldiers) |
| centurio, centurionis | centurion (legionary soldier) |
| miles, militis | soldier |
| cohors, cohortis | cohort (360 soldiers) |
| manipulus, -i | maniple (120 soldiers) |
| centuria, -ae | century (60 soldier) |
| primipilus, -i | senior centurion of the legion |
| dux, ducis | leader |
| imperator, imperatoris | commander, chief |
| legatus, -i | envoy |
| quaestor, quaestoris | treasurer |
| dilectus, -i | draft |
| frumentaria, -ae | rations |
| stipendium, -i | pay |
| signum, -i | standard |
| aquila, -ae | eagle |
| signifer, signiferi | standard bearer |
| aquilifer, aquiliferi | eagle bearer |
| auxilia, -orum | auxiliaries |
| peditatus, -us | infantry |
| equitatus, -us | cavalry |
| calones, -um | camp slaves |
| muliones, -um | drivers |
| mercatores, -um | traders |
| scutum, -i | shield |
| galea, -ae | helmet |
| lorica, -ae | coat of mail |
| hasta, -ae | spear |
| pilum, -i | javelin |
| gladius, -i | sword |
| pugio, -onis | dagger |
| sarcina, -ae | pack |
| sagum, -i | cloak |
| balteus, -i | sword belt |
| caligae, -arum | boots |
| fibula, -ae | knob, boss |
| castra, -orum | military camp |
| vigiliae, -arum | night watch |
| hiberna, -ae | winter camp |
| agger, aggeris | rampart |
| turris, -is | tower |
| arietes, -um | battering rams |
| catapulta, -ae | catapult |
| testudo, testudinis | tortoise |
| impedimenta, -orum | heavy baggage |
| iumenta, -orum | pack animals |
| primum agmen | front guard |
| novissimum agmen | rear guard |
| acies triplex | triple battle line |
| navis longa | war ship |
| navis oneraria | transport ship |
|
