Browse the Oxford Advanced Learner's Dictionary
- radii
noun - Radio 1
- Radio 2
- Radio 3
- Radio 4
- Radio 5 Live
- radio astronomy
noun - radio button
noun - Radio Caroline
- Radio City Music Hall
- Radio Free Europe/Radio Liberty
- radio jockey
noun - radio
noun - Radio Shack
- radio telescope
noun - radio
verb - radio wave
noun - radio-
combining form - radio-controlled
adjective - radio-telephone
noun - radioactive
adjective - radioactivity
noun - radiocarbon dating
noun - radiocarbon
noun - radiochemical
adjective - radiochemistry
noun - radiographer
noun - radiography
noun - Radiohead
- radioisotope
noun - radiologist
noun - radiology
noun - radiometric
adjective - radiometrically
adverb - radiotherapist
noun - radiotherapy
noun - radish
noun - radium
noun - radius
noun - Radley College
- radon
noun - RAF
abbreviation - Rafferty's rules
noun - raffia
noun - raffish
adjective - raffle
noun - raffle
verb - raft
noun - rafter
noun - rafting
noun