radioとは 意味・読み方・使い方

語源

Short for radiotelegraphy.

発音

• (Received Pronunciation) IPA: /ˈɹeɪdiˌəʊ/
• (General American) IPA: /ˈɹeɪdiˌoʊ/
• ハイフネーション: ra‧dio

名詞

radio (countable and uncountable, plural radios)

1. (uncountable) The technology that allows for the transmission of sound or other signals by modulation of electromagnetic waves.

   send a message by radio

2. (countable) A device that can capture (receive) the signal sent over radio waves and render the modulated signal as sound.

   We heard a lovely song on the radio.

   She was listening to the radio when he knocked on the door.

3. (countable) Any audio playing device, such as the on-board entertainment system in a car, usually including a radio receiver as well as the capability to play audio from recorded media; see also car radio.
   • 2018 February 6, Jonathan Amos, “Elon Musk's huge Falcon Heavy rocket set for launch”, in BBC News‎, London, United Kingdom: BBC, retrieved 7 February 2018:

     David Bowie's classic hit Space Oddity will be looping on the radio as the car is hurled into an elliptical orbit that stretches out to Mars' orbit around the Sun.

4. (countable) A device that can transmit radio signals.
5. (Internet, uncountable) The continuous broadcasting of sound via the Internet in the style of traditional radio.

同意語

• (device to capture radio signal): tuner, wireless, receiver

派生語

関連する語

派生した語

参考

• transceiver

動詞

radio (third-person singular simple present radios or radioes, present participle radioing, simple past and past participle radioed)

1. (ambitransitive) To use two-way radio to transmit (a message) (to another radio or other radio operator).

   I think the boat is sinking; we'd better radio for help. / I radioed him already. / Radio the coordinates this time. / OK. I radioed them the coordinates.

2. (transitive) To order or assist (to a location), using telecommunications.
   • 2002, Jack Dave, Death Bridge, iUniverse, →ISBN, page 40:

     “Could you call them here? I'd like to talk to them. Or if they're out in the field, radio them in.”

   • 2006, Angie Morgan with Courtney Lynch, Leading from the front: no excuse leadership tactics for women, page 111:

     When I told him that they weren't back yet, he asked if we could radio them back early […] Radioing them in was fine with me.

   • 2006, Kimberly Johnson, Amy's Secret, page 14:

     When she arrived, she was told that Tad wasn't there and to have a seat and wait while they radioed him in.

派生語

• radio ahead

アナグラム

• aroid, doira

発音

• (Classical Latin) IPA: [ˈra.di.oː]
• (modern Italianate Ecclesiastical) IPA: [ˈraː.di.o]

動詞

radiō (present infinitive radiāre, perfect active radiāvī, supine radiātum); first conjugation

1. (active voice) to cause to radiate, irradiate
2. (passive voice) to radiate, emit beams

Conjugation

派生語

関連する語

派生した語

名詞

radiō

1. dative/ablative singular of radium

参照

• “radio”, in Charlton T. Lewis and Charles Short (1879), A Latin Dictionary, Oxford: Clarendon Press
• “radio”, in Charlton T. Lewis (1891), An Elementary Latin Dictionary, New York: Harper & Brothers

発音

接頭辞

radio-

1. radiation, radioactive

   e.g. radiotherapy, radioactinium, radiolucent

2. radio (broadcasting)

   e.g. radiotelemetry, radioacoustics, radiotelegraph

3. (anatomy) radius (bone)

   e.g. radiobicipital

4. (geometry) radius

   radiosymmetrical

派生語

参照

• Definition of radi- - Merriam-Webster Online Dictionary

アナグラム

• aroid, doira