Glossary of Technical Terms
antefix a specially shaped imbrex fixed at the roof edge which presented a ‘face’,often with a moulded decoration, to the observer on the ground barnacle bit a toothed bit used for curbing horses.
Barcariorum: The name of a unit that indicates they used barcae, 3rd century lighters or barges, possibly used for military actions in inshore waters as well as for logistical support.
Batavorum: Indicates a unit raised from the inhabitants of present-day Netherlands, such units were renowned for their river crossing capabilities.
Bracaraugustanorum: Indicates a unit raised from the Bracares, inhabitants of present-day north west Spain, the name comes from that of the tribal capital Bracara Augusta.
campaign camp a camp enclosed by a ditch and bank in which the Roman army. pitched their tents when on field duties
Canabae: A settlement that grew-up outside a legionary fortress, see also vicus.
carrot amphora a small wine container in the shape of a carrot, used in the mid-first century.
Civium Romanorum: Auxiliary units could be granted block citizenship for achievements on the battle field, the title would remain even though the grant of citizenship was only to those troops serving at the time; the title was also used for a small number of auxiliary units raised originally from citizens
Classis: The fleet, the name was accompanied by a geographical name, thus Classis Britannica and Classis Germanica; the fleets had an important logistical role
Claudian the period of the Emperor Claudius (AD 41—54).
Claudian imitation a copy of one of the bronze issues of Claudius, probably struck by the army during a shortage of coins (C.H.V. Sutherland, Coinage and Currency in Roman Britain, 1937, 8-13).
Clavicula: Curved extension of camp defences to protect entrances usually only of temporary camps, see titulum.
Contubernium: A tent for eight soldiers, later also the name for a room in barrack blocks also housing eight men.
Chlamys a long wool scarf draped over the shoulder or wrapped round the arm, used to indicate high rank.
currency bar a long strip of wrought iron used by some of the southern British tribes. It was really a rough-out for a sword and could have been beaten into one, (D.F. Alien in 0 5 Map of Southern Britain in the Iron Age, 1962, Map 8).
Dacorum: In a unit’s name indicates it was raised in Dacia, present-day Romania.
Decumana, via: The road running from the centre to the rear of a fort or camp.
Delmatorum: In a unit’s name indicates it was raised in Dalmatia.
Dere Street: The post-Roman name for the road north from Corbridge to the Firth of Forth, the modern A68.
Equestrian: The social group after the Senatorial class in seniority, the “landed gentry” of the Empire, in the early Empire eligible for the post of Praefect (commander) of auxiliary regiments; following Diocletian’s separation of the military and civil careers and his banning of senators from military positions, equestrians became eligible for all army commands.
Exploratum: Units of scouts or reconnaissance troops in Britain primarily associated with the outpost forts on Hadrian’s Wall.
finial an ornament projecting vertically usually from a roof, but also in pottery.
Flavian the period of the Flavian emperors, Vespasian, Titus and Domitian (AD 69-96).
fort the word used for a permanent Roman establishment of up to about eight acres, normally for an auxiliary unit.
Fortlet: Base for part of an auxiliary unit, usually less than 1 ha in size, distinguished from forts by lacking a principia.
fortress the word used for a permanent legionary establishment.
Fosse Way: The post-Roman name for the road from Exeter to Lincoln.
Frisiorum: Indicates a unit raised from the Frisii, inhabitants of present-day Netherlands.
Glen blocking forts: A group of forts in Scotland at the head of glens reaching into the Highland massif (for example Bochastle, Central Region) sometimes also known as Highland line forts.
Hamiorum: Indicates a unit raised from the Hamii, inhabitants of present-day Syria, renowned for their archery skills and unlike other units may have continued to recruit from Syria.
Hiberna: A winter base for troops on campaign, found in Britain during the early 1st century, before permanent forts and fortresses were built, some of the sites known in Britain as vexillation fortresses may have been hiberna, see aestiva.
Highland line forts: A group of forts in Scotland that are close to the edge of the Highland massif (for example Bochastle, Central Region) sometimes also known as Glen Blocking forts.
hill-fort a banked or ditched enclosure of pre-Roman times usually on a hill, following the contours.
intaglio a carved design on a gemstone or moulded on paste, usually for a ring.
Legate: Commander of a legion, drawn from the senatorial class, eligible after successful completion of this and other posts in strict order, for selection as governor of a province; Cerialis and Agricola both commanded legions in Britain before becoming governors of the province; Vespasian, legate of Legio II Augusta during the conquest, made a successful bid to be Emperor in 69 AD.
Lingonum: In a unit’s name indicates it was raised in Upper Germany.
melon bead a small ribbed blue glass bead commonly used as an amulet in the first century, especially by soldiers.
millefiore a kind of decorated glass made by fusing together many small glass rods of different colours used in glass vessels, brooches and buckles.
Milliaria: A cohort or ala of close to 1,000 men, exact numbers differ depending on the type of unit (see Quingenaria).
mortarium a pottery bowl with a large rim and pouring spout, used in the kitchen for pulverising vegetables etc. in food preparation. The interior surface is usually studded with small grits.
motte and bailey a castle of the late Saxon and Norman periods which consisted of a conical mound surrounded by a ditch, making a strong defence position, beyond which was a ditched enclosure known as the bailey where buildings were erected.
Names, Roman: From the end of the 1st century citizens had three parts to their names – praenomen, nomen and cognomen for example Marcus Ulpia Traianus, the Emperor more commonly known in English as Trajan.
Nervia: In a unit’s name indicates it was raised by the Emperor Nerva.
Nerviorum: Indicates a unit raised from the Nervii, inhabitants of present-day Belgium.
niello a black coloured inlay applied to bronzes.
Notitia Dignitatum: A record of official posts (civil and military) from the end of the 4th century or early 5th.
Pannoniorum: Indicates a unit raised from Pannonia, present-day Hungary.
Praetorian Guard: The Emperor’s Household troops, abolished by Constantine; see also Urban Cohorts.
Praetoria, via: The road running from the front to the centre of a fort, fortress or camp.
Praetentura: the front part of the interior of a fort, fortress or camp (see Retentura).
Principalis, via: The road running from side to side across a fort, fortress or camp.
Principia: The headquarters building in a fortress or fort.
Punic ditch a military ditch with a vertical outer face and a sloping inner one which made it appear easy to cross, but difficult to negotiate when retreating.
Quingenaria: A cohort or ala of close to 500 men in strength, exact numbers differed depending on the type of unit (see Milliaria).
Raetorum: Indicates a unit raised from Raetia including present-day Bavaria and the Tyrol.
Retentura: The rear of a the interior of fort, fortress or camp (see Praetentura).
samian a red slip pottery made mainly in Gaul, both in plain and decorated forms, widely exported to Britain in the first two centuries.
Sarmatarum: Indicates a unit raised from the Sarmartians captured during Marcus Aurelius’s campaigns in the present-day Czech and Slovak Republics in the second half of the 2nd century.
schutthiigel a rubbish tip shot over the edge of a cliff. The classic example is at Vindonissa, a legionary fortress on the R. Aare in Switzerland (for a study of the pottery recovered from it see E. Ettlinger and C. Simonett, ‘Romische Keramik aus dem Schutthiigel von Vindonissa’, Verb f fentlichungen der Ge sell schaft pro Vindonissa, Band III, 1952).
Senators: The foremost groups of Roman citizens, eligible to command legions (legate) and to govern provinces.
Singulares: Guards, cavalry and infantry, for the Emperor and provincial governors.
Staingate: The post-Roman name for the road across Britain from the Tyne to the Solway.
Thracum: Indicates a unit raised from Thrace mainly present-day Bulgaria.
Tigrisensium: In a unit’s name indicates previous service on the River Tigris.
Titulum: A stretch of ditch some distance in front of a gateway to give protection to the gateway usually only of temporary camps, see clavicula.
Torquata: A title awarded to units rather than individuals for achievements on the battle field, the torque would appear on the unit’s standard.
Tres militiae: The military career path of an equestrian – commander (praefect) of an auxiliary cohort; legionary tribune; praefect of an ala.
Tribune: One of the six senior officers after the legate of a legion; one, the second in command, was the tribunus laticlavius from the senatorial classes starting his career, the other five from the equestrian classes and in mid career, see tres militiae.
Turma: A sub unit of a cavalry unit, Ala or Cohors Equitata, 32 men.
Tungrorum: Indicates a unit raised from the Tungri, inhabitants of present-day Belgium.
triskele a Celtic form of decoration in the shape of three ‘legs’ radiating from a centre.
Urban Cohorts: Five cohorts based in and around Rome, from the Flavian period the number in Italy is reduced to four with one in Carthage and another at Lyons.
Ulpia: The family name of the Emperor Trajan, in a unit’s name indicates it was raised or honoured by this Emperor.
Vardullorum: Indicates a unit raised from the Vardulli, inhabitants of present-day Spain.
Vasconum: Indicates a unit raised from the Vascones, inhabitants of present-day northern Spain.
Vettonum: Indicates a unit raised from the Vettones, inhabitants of present-day central Spain.
Vexillatio: A detachment of legionary or auxiliary troops operating away from their home commands; in the later Empire a name for an infantry regiment.
vexillation fort a term suggested by Professor Frere (Britannia 1967, 71) for forts of 20-30 acres, which, it has been assumed, were occupied by a vexillation or detachment of different units, probalby including one from a legion. M may include aestiva and hiberna as well as longer-term bases for parts or whole legions in the less settled conditions of the early conquest of Britain, before the fortresses that were built under Nero and the Flavians.
Vicus: A settlement that grew-up outside auxiliary fort, see also canabae