(n) line editor
(n) (comp) line segment
(n) line printer
(n) loudspeaker
(P)
(n) round steak
(n) round table
(n) (comp) round trip
(n) round number
(n) raglan sleeve
(n) radiography
(n) (comp) raster scan
(n) raster file
(n) Rastafarian
Rasta
(n) Rastafarianism
(n) (comp) last one mile
last mile
(n) Laspeyres index
(n) rush print
(n) wrap-around (i.e. sunglasses)
(n) lap joint
(n) (comp) laptop PC
(n) radiation
(n) rapid fire
(n) laminated ski
(n) islets of Langerhans
(n) (comp) run-time error
(n) (comp) runtime host
(n) (comp) randomizing technique
(n) (comp) random access
(n) (math) random walk
(n) random walk