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QUIZ
SHALL WE PLAY A "SHALL" VS. "SHOULD" CHALLENGE?
Should you take this quiz on 鈥渟hall鈥 versus 鈥渟hould鈥? It should prove to be a quick challenge!
Question 1 of 6
Which form is used to state an obligation or duty someone has?

Origin of radio

1910鈥15; shortening of radiotelegraph or radiotelegraphy

OTHER WORDS FROM radio

pre路ra路di路o, adjective

Other definitions for radio (2 of 2)

radio-

a combining form with the meanings 鈥渄ealing with radiant energy鈥 (radiometer), 鈥渆mploying or dealing with radio waves鈥 (radioacoustics; radiolocation; radiotelephone), 鈥渆mitting rays as a result of the breakup of atomic nuclei鈥 (radioactive; radiocarbon), 鈥渃haracterized by, employing or dealing with such rays鈥 (radiography; radiopaque; radiotherapy).

Origin of radio-

<French, combining form representing Latin radius beam, ray, radius
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, 漏 Random House, Inc. 2022

How to use radio in a sentence

British Dictionary definitions for radio (1 of 2)

radio
/ (藞re瑟d瑟蓹蕣) /

noun plural -os
verb -os, -oing or -oed
to transmit (a message) to (a person, radio station, etc) by means of radio waves

Word Origin for radio

C20: short for radiotelegraphy

British Dictionary definitions for radio (2 of 2)

radio-

combining form
denoting radio, broadcasting, or radio frequencyradiogram
indicating radioactivity or radiationradiochemistry; radiolucent
indicating a radioactive isotope or substanceradioactinium; radiothorium; radioelement

Word Origin for radio-

from French, from Latin radius ray; see radius
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition 漏 William Collins Sons & Co. Ltd. 1979, 1986 漏 HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for radio

radio-

pref.
Radiation; radiant energy:radiometer.
Radioactive:radiochemistry.
Radius:radiobicipital.
The American Heritage庐 Stedman's Medical Dictionary Copyright 漏 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for radio

radio
[ r膩d膿-艒 ]

Noun
The equipment used to generate, alter, transmit, and receive radio waves so that they carry information.
Adjective
Relating to or involving the emission of radio waves.
The American Heritage庐 Science Dictionary Copyright 漏 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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