radiotelephony
the transmission of sound (in both directions) using modulated radio waves rather than wires

radiotelephotography
telephotography (transmission of images) via radio

radiotelescopy
The manufacture and use of radio telescopes.

radiotheranostics
theranostics related to radiotherapy

radiotherapeutics
The use of radiotherapy.

radiotherapies
plural of radiotherapy

radiotherapy
Synonym of radiation therapy.

radiothermoluminescence
Thermoluminescence; the release of previously absorbed radiation upon being heated.

radiothermoluminescences
plural of radiothermoluminescence

radiothon
An extended charity appeal on the radio

radiothons
plural of radiothon

radiotolerance
tolerance to radiation

radiotolerances
plural of radiotolerance

radiotoxicity
The state of being radiotoxic.

radiotoxicology
The study of radiotoxicity

radiotracing
The use of a radiotracer

radiotransmission
Transmission or sending a radio signal from a radio transmitter.

radiotransmissions
plural of radiotransmission

radiotransparency
The state or degree of being penetrable by X-rays.

radiotrophism
The condition of being radiotrophic

radiotropism
Movement to or from ionizing radiation

radiovision
An early television system.

radiumization
The act of treating something with radium.

radiumtherapy
The therapeutic use of radium.

radizdat
The broadcasting of samizdat by radio.

radknight
Synonym of radman.

radknights
plural of radknight

radman
A kind of feudal tenant in England who served on horseback.

radmen
plural of radman

radness
excellence

radsuits
plural of radsuit

radulation
Manipulation with a radula

radulations
plural of radulation

raffination
The process of the result of raffinating

raffishness
The characteristic of being raffish.

raftophilicity
The condition of being raftophilic

ragamuffinism
The appearance or behaviour of ragamuffins.

ragefulness
The state or condition of being rageful; extreme anger.

ragequit
The act of quitting an online video game in anger.

ragequits
plural of ragequit

ragequitted
simple past and past participle of ragequit

raggedness
The characteristic of being ragged.

raggednesses
plural of raggedness

ragginess
The state or quality of being raggy.

raglet
Any of the grooves or chases cut into stone walls to receive the upper edges of the lead flashings.

raglets
plural of raglet

ragwork
A kind of rubblework
Fabric made from putting together rags (old cloth)

rahdar
A Persian toll-collector.

rahdaree
A transit duty in Persia.
A kind of local travel permit in India, Pakistan, or Afghanistan.

rahdarees
plural of rahdaree

rahdari
Alternative form of rahdaree.

rahdaris
plural of rahdari

rahdars
plural of rahdar

rahui
In Māori and Polynesian culture, restriction of access to a place, as a form of taboo.

rahuis
plural of rahui

raiat
Alternative form of raiyat.

raiats
plural of raiat

railbike
A form of bicycle designed to be ridden along a railway track.

railbikes
plural of railbike

railleries
plural of raillery

raillery
Good-natured banter, jest, or ridicule.

railwaydom
The world or sphere of railways.

rainband
A dark band in the yellow portion of the solar spectrum near the sodium line, caused by the presence of water vapour in the atmosphere, and hence sometimes used in weather predictions.
An elongated cloud and precipitation structure associated with an area of rainfall.
An elongated cloud and precipitation structure associated with an area of rainfall.

rainbands
plural of rainband

raindate
An alternative date on which an event will be held if it rains on the originally scheduled date.

raindates
plural of raindate

raindrop
A single droplet of rainwater that has just fallen or is falling from the sky.

raindroplet
A single droplet of rainwater.

raindroplets
plural of raindroplet

raindrops
plural of raindrop

rainer
That which rains, or dispenses something in a shower.

rainers
plural of rainer

rainflow
A flow of rainwater.

rainflows
plural of rainflow

rainforestation
The conversion of a habitat to rainforest.

raininess
The state or condition of being rainy.

rainlessness
The state or condition of being rainless; lack of rain; drought

rainout
Something which has been cancelled due to interfering rain.
Such a cancellation.
Nuclear fallout deposited by means of rain.

rainouts
plural of rainout

rainpool
A pool of fallen rain; a puddle.

rainpools
plural of rainpool

rainpour
A heavy rainfall.

rainpours
plural of rainpour

rainprint
One of the small pits seen on the surface of some argillaceous rocks, believed to be the impressions of raindrops.

rainprints
plural of rainprint

rainscaping
The use of water management and landscape design techniques to manage rainwater runoff.

rainsuits
plural of rainsuit

raird
Alternative form of reird.

rairds
plural of raird

raisedness
Quality of being raised.

raisinet
Alternative letter-case form of Raisinet.

raisinets
plural of raisinet

raj
Reign; rule.

rajahnate
A state ruled by a rajah.

rajahnates
plural of rajahnate

rajahship
The office or dignity of a rajah.

rajanate
Alternative form of rajahnate.

rajanates
plural of rajanate

rajaship
The role or office of raja.

rajpramukh
An appointed governor in Part B states of India, from independence in 1947 until 1956.

rajpramukhs
plural of rajpramukh

rakeful
A portion of something raked up.

rakefuls
plural of rakeful

rakehood
immoral behaviour

rakeoff
Alternative form of rake-off.

rakishness
The property of being rakish.

raku
Alternative letter-case form of Raku.

rakugo
A type of traditional Japanese comedic storytelling.

ralliance
The act of rallying.

ramada
A simple arbour or open porch, typically roofed with branches.

ramadas
plural of ramada

ramblingness
The quality of being rambling; tendency to ramble.

rambunction
A rambunctious activity.
Rambunctiousness.

rambunctions
plural of rambunction

rambunctiousness
The characteristic of being rambunctious.

rament
A scraping; a shaving.

raments
plural of rament

ramhood
The state of being a ram.

ramidi
plural of ramidus

ramidus
Ellipsis of Ardipithecus ramidus (an early hominid from the Pliocene).

ramier
Any of several Caribbean pigeons, but especially Columba squamosa

ramiers
plural of ramier

ramifiability
The quality of being ramifiable.

ramiflory
Quality of being ramiflorous.

rammishness
The quality of being rammish.

ramollescence
A softening or mollifying; softness

ramosity
The quality of being ramose.

rampageousness
The quality of being rampageous.

rampagiousness
Alternative spelling of rampageousness.

rampancies
plural of rampancy

rampancy
The state of being rampant.

rampantness
Quality of being rampant.

ramper
One of a gang of ruffians who intimidated bookmakers at races, claiming to have placed bets when they had not.

rampers
plural of ramper

ramshackleness
Quality of being ramshackle.

ranacide
Alternative form of ranicide.

ranbezolid
A particular antibacterial oxazolidinone

rancellor
Synonym of rancelman.

rancellors
plural of rancellor

rancelman
A kind of constable in Orkney and Shetland, responsible for investigating minor crimes.

rancelmen
plural of rancelman

rancescence
The process of turning rancid.

ranchera
A traditional Mexican song performed solo with a guitar.
A female ranch or rancho owner
A female ranch or rancho worker

rancheras
plural of ranchera

ranchslider
A kind of sliding glass door with a moving panel that slides behind a fixed panel.

ranchsliders
plural of ranchslider

ranchu
A variety of hooded goldfish native to Japan, which lacks a dorsal fin.

ranchwoman
The female equivalent of a ranchman.

ranchwomen
plural of ranchwoman

rancidities
plural of rancidity

rancidity
The state of being rancid.

rancidness
The characteristic of being rancid.

rancidnesses
plural of rancidness

rancor
A feeling of long-lasting ire for another, sometimes to the point of hatred, over a perceived wrongdoing; bitterness.
Rancidity, rankness.

rancored
simple past and past participle of rancor