1. radio radiation

noun. An electromagnetic wave with a wavelength between 0.5 cm to 30,000 m.
Synonyms
electromagnetic radiation radio emission medium wave sky wave radio-frequency spectrum radio spectrum radio signal ground wave short wave nonparticulate radiation electromagnetic wave carrier wave radio wave carrier long wave
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2. radiation

noun. (ˌreɪdiːˈeɪʃən) Energy that is radiated or transmitted in the form of rays or waves or particles.
Synonyms
electromagnetic radiation free energy solar radiation nonparticulate radiation electromagnetic wave energy ionizing radiation cosmic radiation
Antonyms
stay in place centralization fold cross concentration
Etymology
radiation (English)
radiatio (Latin)

3. radiation

noun. (ˌreɪdiːˈeɪʃən) The act of spreading outward from a central source.
Synonyms
emanation bombardment emission
Antonyms
activation sink source peristalsis
Etymology
radiation (English)
radiatio (Latin)

4. radiation

noun. (ˌreɪdiːˈeɪʃən) The spread of a group of organisms into new habitats.
Synonyms
activity spread adaptive radiation spreading natural action natural process action
Antonyms
dormant inaction passive active gather
Etymology
radiation (English)
radiatio (Latin)

5. radiation

noun. (ˌreɪdiːˈeɪʃən) (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance.
Synonyms
irradiation phototherapy radium therapy therapy Curietherapy radiation therapy radiotherapy X-ray therapy actinotherapy
Antonyms
ill health assembly discontinuation inactivity discontinuance
Etymology
radiation (English)
radiatio (Latin)

6. radiation

noun. (ˌreɪdiːˈeɪʃən) Syndrome resulting from exposure to ionizing radiation (e.g., exposure to radioactive chemicals or to nuclear explosions); low doses cause diarrhea and nausea and vomiting and sometimes loss of hair; greater exposure can cause sterility and cataracts and some forms of cancer and other diseases; severe exposure can cause death within hours.
Synonyms
radiation sickness radiation syndrome syndrome
Antonyms
stabilisation stabilization defense
Etymology
radiation (English)
radiatio (Latin)

7. radio

noun. (ˈreɪdiːˌoʊ) Medium for communication.
Synonyms
radiocommunication wireless broadcasting
Etymology
radio (English)
radius (Latin)

8. radio

noun. (ˈreɪdiːˌoʊ) An electronic receiver that detects and demodulates and amplifies transmitted signals.
Synonyms
receiving set detector wireless radio set radio-gramophone superhet crystal set tuner receiver receiving system radio receiver clock radio heterodyne receiver push-button radio amplifier demodulator radio-phonograph superheterodyne receiver
Etymology
radio (English)
radius (Latin)

9. radio

noun. (ˈreɪdiːˌoʊ) A communication system based on broadcasting electromagnetic waves.
Synonyms
wireless radio set radiotelegraphy tuner wireless telegraphy communication system radio transmitter receiving set radiotelegraph wireless telegraph radio receiver
Antonyms
lender excommunicate
Etymology
radio (English)
radius (Latin)

10. radio

verb. (ˈreɪdiːˌoʊ) Transmit messages via radio waves.
Synonyms
intercommunicate communicate
Etymology
radio (English)
radius (Latin)
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