RaetiaA Roman province bordered on the west by the Helvetii, on the east by Noricum, on the north by Vindelicia, on the west by Cisalpine Gaul and on south by Italy, which occupied the region which is today central and eastern Switzerland, southern Bavaria, most of Tirol and part of Lombardy.
ramentumOne of the thin brownish chaffy scales found on the epidermis of the leaves or young shoots of some ferns
rectus abdominis muscleA pair of segmented skeletal muscle on the ventral aspect of a person's abdomen.
recuperatorA person who recuperates, or regains their health.
recuperatoryOf or relating to recuperation; tending to recovery.
recusantSomeone refusing to attend Church of England services, between the 16th and early 19th centuries, whether a Protestant dissident or a Roman Catholic.
recusationThe act of disqualifying a judge or jury in a specific case on the grounds of possible partiality or prejudice.
RedonesA Gallic tribe dwelling in the eastern part of the Brittany peninsula during the Iron Age and subsequent Roman conquest of Gaul.
reductio ad absurdumThe method of disproving a statement by assuming the statement is true and, with that assumption, arriving at a blatant contradiction.
refulgencethe quality of being refulgent; refulgency
regalia majoraThings that inherently belong to the sovereign and are inseparable from his or her person.
regalia minoraThings that inherently belong to the sovereign but may be conveyed to a subject.
regium donumAn annual grant of public money to Presbyterian and other nonconformist ministers in England, Scotland, and especially Ireland, where it only ceased in 1871.
regressusThe entitlement of a debtor to have a co-debtor pay their share.
res gestaeThe overall start-to-end sequence of a felony. Certain statements heard by witnesses during this period (e.g. "this is a robbery!") may be used in evidence despite the usual hearsay rule.
resinaceousHaving the quality of resin; yielding resin.
res integraA new point that has not previously been decided in law.