WiktionaryBook～15万語英単語集

単語データベース検索

データベース内の単語: 148,730 件

単語 / 【 ID 】意味 / 例文 /同義語/上位語/下位語/派生語
radio observation SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 30379 】【意味】 "[名詞] an observation made with a radio telescope [例] The radio observation was made by the astronomer. [例] The radio observations were made by a team of scientists. [例] They made a radio observation of the galaxy. [意味] 電波観測, 電波望遠鏡観測 ; [上位語] observation ; [同義語群] 01247969-n"
radio operator SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 138428 】【意味】 "[名詞] someone who operates a radio transmitter [例] The radio operator sent a message. [例] The radio operator told us that the coast was clear. [例] He was a radio operator in the army. [意味] 無線局長, 無線局員, 無線技師, 無線通信士, 無線技士 ; [上位語] operator, manipulator ; [下位語] ham ; [同義語群] 10504426-n"
radio radiation SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 27330 】【意味】 "[名詞] an electromagnetic wave with a wavelength between 0.5 cm to 30,000 m [例] Radio radiation is used to transmit information. [例] The radio radiation emitted by the antenna was very strong. [例] They wanted to know if the radio radiation was harmful to the body. [意味] 電波, 無線放射, ラジオ波, 電波放射, 電磁波 ; [同義語] radio wave, radio emission ; [上位語] electromagnetic wave, electromagnetic radiation, nonparticulate radiation ; [下位語] sky wave, radio signal, carrier wave, carrier, short wave, long wave, medium wave, ground wave ; [同義語群] 11499817-n"
radio receiver SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 125504 】【意味】 "[名詞] an electronic receiver that detects and demodulates and amplifies transmitted signals [例] The radio receiver was broken. [例] The radio receiver was turned on to listen to the news. [例] He could not get the radio receiver to work. [意味] ラジオ受信機, 受信機, ラジオ, 受信器, 受信装置, 無線受信機, チューナー, チューナ ; [同義語] radio, wireless, radio set, tuner, receiving set ; [上位語] receiver, receiving system ; [下位語] crystal set, clock radio, push-button radio, heterodyne receiver, superhet, superheterodyne receiver ; [派生] radio ; [同義語群] 04043733-n"
radio reflector SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 57543 】【意味】 "[名詞] astronomical telescope that picks up electromagnetic radiations in the radio-frequency range from extraterrestrial sources [例] The radio reflector was used to detect the signal. [例] The radio reflector is a very sensitive instrument. [例] They built a radio reflector to study the stars. [意味] 電波望遠鏡, ラジオテレスコープ, 電波反射器, ラジオ望遠鏡 ; [同義語] radio telescope ; [上位語] astronomical telescope ; [下位語] radio interferometer ; [同義語群] 04044716-n"
radio set SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 142924 】【意味】 "[名詞] an electronic receiver that detects and demodulates and amplifies transmitted signals [例] The radio set was turned on to a station that played music. [例] The radio set was broken. [例] He turned on the radio set and listened to the news. [意味] ラジオ受信機, 受信機, ラジオ, 受信装置, 受信器, 無線機, チューナー, チューナ ; [同義語] radio receiver, radio, wireless, receiving set, tuner ; [上位語] receiver, receiving system ; [下位語] crystal set, clock radio, push-button radio, heterodyne receiver, superhet, superheterodyne receiver ; [派生] radio ; [同義語群] 04043733-n"
radio signal SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 15211 】【意味】 "[名詞] a radio wave used to transmit and receive messages [例] The radio signal was weak. [例] The radio signal was weak, but the receiver was able to pick it up. [例] They could not get a radio signal from the tower. [意味] 無線信号, 電波信号, 電波, 無線波, 電波標識, ラジオ波, 無線電波 ; [上位語] radio wave, radio emission, radio radiation ; [同義語群] 11500570-n"
radio source SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 15729 】【意味】 "[名詞] an object that radiates radio waves [例] The radio source was a transmitter located in the mountains. [例] The radio source is a star. [例] It is a radio source that is very weak. [意味] 電波源, 電波天体, 電波星, ラジオ星 ; [上位語] radiator ; [同義語群] 09403333-n"
radio spectrum SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 4647 】【意味】 "[名詞] the entire spectrum of electromagnetic frequencies used for communications; includes frequencies used for radio and radar and television [例] The radio spectrum is a limited resource. [例] They wanted to increase the amount of radio spectrum available for their communications. [意味] 電波スペクトル, 電波帯域, 電波周波数帯 ; [同義語] radio-frequency spectrum ; [上位語] spectrum ; [同義語群] 11500968-n"
radio station SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 45761 】【意味】 "[名詞] station for the production and transmission of AM or FM radio broadcasts [例] The radio station is playing a song. [例] The radio station broadcasts a variety of music. [例] He turned on the radio station and listened to the news. [意味] ラジオ局, 放送局 ; [上位語] broadcast station, broadcasting station ; [下位語] beacon, radio beacon ; [同義語群] 04044119-n"
radio telescope SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 124950 】【意味】 "[名詞] astronomical telescope that picks up electromagnetic radiations in the radio-frequency range from extraterrestrial sources [例] The radio telescope is used to observe the stars. [例] The radio telescope is a very sensitive instrument. [例] They built a radio telescope to study the galaxy. [意味] 電波望遠鏡, ラジオテレスコープ, ラジオ望遠鏡, 電波反射器, 電波反射板 ; [同義語] radio reflector ; [上位語] astronomical telescope ; [下位語] radio interferometer ; [同義語群] 04044716-n"
radio transmitter SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 92823 】【意味】 "[名詞] transmitter that is the part of a radio system that transmits signals [例] The radio transmitter was broken. [例] He turned on the radio transmitter and started talking. [意味] 無線送信機, 送信機, 送信器, 無線機, 発信人, 発送者, 提供側, 無線送信装置 ; [上位語] transmitter, sender ; [下位語] spark transmitter ; [同義語群] 04045085-n"
radio wave SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 68692 】【意味】 "[名詞] an electromagnetic wave with a wavelength between 0.5 cm to 30,000 m [例] Radio waves are used to transmit information. [例] The radio waves were being blocked by the mountains. [例] They could not receive the radio waves because of the interference. [意味] 電波, 電磁波, 無線電波, ラジオ波, 無線信号, 電磁放射, 電磁放射線, 電磁気放射 ; [同義語] radio emission, radio radiation ; [上位語] electromagnetic radiation, electromagnetic wave, nonparticulate radiation ; [下位語] carrier wave, radio signal, sky wave, carrier, short wave, long wave, medium wave, ground wave ; [同義語群] 11499817-n"
radio-controlled SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 74405 】【意味】 "[形容詞] operated and guided by radio [例] a radio-controlled airplane [例] The radio-controlled car was a gift. [例] The radio-controlled helicopter was flying over the stadium. [例] He wanted to buy a radio-controlled car. [意味] 無線操縦の, 無線制御の, ラジコン, ラジオ制御の, ラジコンの ; [類似語] guided ; [同義語群] 01429138-a"
radio-controlled aircraft SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 109735 】【意味】 "[名詞] an aircraft without a pilot that is operated by remote control [例] The radio-controlled aircraft was flying in the sky. [例] They wanted to fly a radio-controlled aircraft. [意味] ラジコン機, ドローン, 無線操縦機, ラジコン飛行機, ラジコン航空機, 無線操縦の航空機 ; [同義語] drone, pilotless aircraft ; [上位語] heavier-than-air craft ; [同義語群] 03245889-n"
radio-frequency spectrum SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 115152 】【意味】 "[名詞] the entire spectrum of electromagnetic frequencies used for communications; includes frequencies used for radio and radar and television [例] The radio-frequency spectrum is used for communication. [例] The radio-frequency spectrum is a limited resource. [例] They wanted to know how the radio-frequency spectrum was being used. [意味] 無線周波数スペクトル, 無線周波数帯域 ; [同義語] radio spectrum ; [上位語] spectrum ; [同義語群] 11500968-n"
radio-gramophone SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 131514 】【意味】 [名詞] electronic equipment consisting of a combination of a radio receiver and a record player [例] The radio-gramophone was broken. [例] The radio-gramophone was a very popular item in the early 20th century. [例] He wanted to buy a radio-gramophone for his birthday. [意味] ラジオ蓄音機 ; [同義語] radio-phonograph ; [上位語] electronic equipment ; [同義語群] 04043411-n
radio-opacity SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 34717 】【意味】 "[名詞] opacity to X-rays or other radiation [例] The radio-opacity of the material was measured. [例] The radio-opacity of the tissue is a useful diagnostic tool. [例] They tested the radio-opacity of the samples. [意味] 不透明度, 不透明性, 放射線不透過性, 放射線不透明性, 放射線不透明度, 電波不透過性 ; [同義語] radiopacity ; [上位語] opacity ; [派生] radiopaque, radio-opaque ; [同義語群] 11490335-n"
radio-opaque SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 101601 】【意味】 "[形容詞] not transparent to X-rays or other forms of radiation [例] barium sulfate is radiopaque [例] The radio-opaque dye was injected into the patient. [例] The radio-opaque markers were visible on the X-ray. [例] They are using a radio-opaque material to shield the radiation. [意味] 放射線不透過性の, 不透明な, 放射線不透過性, 放射線透過性のない, 放射線不透明な, 放射線透過性の ; [同義語] radiopaque ; [反意語] radiolucent ; [派生] radiopacity, radio-opacity ; [同義語群] 00434838-a"
radio-phonograph SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 93097 】【意味】 "[名詞] electronic equipment consisting of a combination of a radio receiver and a record player [例] The radio-phonograph was a popular electronic device. [例] He wanted to buy a radio-phonograph for his home. [意味] ラジオ, ラジオ受信機, ラジオ蓄音機 ; [同義語] radio-gramophone ; [上位語] electronic equipment ; [同義語群] 04043411-n"

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