| A | B |
| Officer who was often sent as envoy on a special mission | legatus |
| These were used to hurl missiles | tormenta |
| This was a Roman transport ship | navis oneraria |
| This was the branch of the armed forces on which Caesar chiefly relied | pedites |
| This was the smallest division of the Roman army | century |
| Caesar's favorite legion, commanded by Labienus | 10th |
| Exploratores were cheiflu used to | reconnoiter the terrain |
| Heavy, removable shed mounted on rollers, used in a siege | vinea |
| Officer in charge of pay, supplies, and equipment | quaestor |
| Winter camp used by the Roman army | hiberna |
| Required age for enlistment | 17 |
| Another word for legatus | lieutenant-general |
| commissioned officer | tribunus militum |
| Caesar's most trusted lieutenant | Labienus |
| Distance of a forced march | 25 miles |
| soldiers' personal packs | sarcinae |
| Allotment of grain given to soldiers was usually this amount | 30 pounds |
| Eagle seen on pole, standard of the legion | aquila |
| Baggage carried on pack animals, consisted of extra weapons, food, tools, tents, etc. | impedimenta |
| Beginning of the second watch, or secunda vigilia | 9 p.m. |
| Line of battle | acies |
| Traders who sold provisions to the soldiers | mercatores |
| Battering ram | aries |
| small, moveable wooden screen | pluteus |
| machine used for hurling large arrows and javelins | catapulta |
| machine for hurling large arrows and javelins | ballista |
| protective screen formed by overlapping of shields | testudo |
| straight instrument, about three feet long, made of metal, used to give signals in battle | tuba |
| engineers or mechanics | fabri |
| tenth of a legion | cohors |
| largest unit of the army | legion |