ラジオ

Japanese

Alternative spelling
ラヂヲ (poetic)

Etymology

From English radio.^{[1][2][3][4][5][6][7]}

First cited to a text from 1924.^[1]

Pronunciation

• (Tokyo) ラジオ [ráꜜjìò] (Atamadaka – [1])^[6][7][1]
• IPA^(key): [ɾa̠ʑio̞]

• (Kyoto) ラ​ジオ [ráꜜjìò] (Kōki)^[1]
• (Osaka) ラジ​オ [ràjíꜜò] (Teiki)

Noun

ラジオ • (rajio) ^{←ラヂオ (radio)?}

1. [from 1924] radio

   Synonyms: (Kagoshima) ダジオ (dajio), 無線 (musen, literally “wireless”)

   ラジオを聞(き)く

   rajio o kiku

   listen to the radio

2. [from 1952] (slang, dated) broke, having no money; dining and dashing (punning off of 無線 (musen, “wireless”) with the sense of 無銭 (musen, “money-less”))

   Synonyms: (no money) 無銭 (musen), (dining and dashing) 無銭飲食 (musen inshoku)

3. radiation (when used as part of a compound)

   Synonym: 放射 (hōsha)

   ラジオアイソトープ

   rajio-aisotōpu

   radioisotope

Descendants

• → Hokkien: la-jí-o͘h

References

1. “ラジオ”, in 日本国語大辞典 [Nihon Kokugo Daijiten]‎ (in Japanese), 2nd edition, Tokyo: Shogakukan, 2000-2002, released online 2007, →ISBN, concise edition entry available here
2. “ラジオ”, in デジタル大辞泉 [Digital Daijisen]‎ (in Japanese), Tōkyō: Shogakukan, updated roughly every four months
3. “ラジオ”, in 世界大百科事典 第２版 (Sekai Dai-hyakka Jiten Dainihan, “Heibonsha World Encyclopedia Second Edition”)‎ (in Japanese), Tōkyō: Heibonsha, 1998
4. “ラジオ”, in ブリタニカ国際大百科事典 小項目事典 (Buritanika Kokusai Dai Hyakka Jiten: Shō Kōmoku Jiten, “Encyclopædia Britannica International: Micropædia”)‎ (in Japanese), Tōkyō: Britannica Japan Co., Ltd., 2014
5. “ラジオ”, in 日本大百科全書：ニッポニカ (Nippon Dai Hyakka Zensho: Nipponica, “Encyclopedia Nipponica”)‎ (in Japanese), Tōkyō: Shogakukan, 1984
6. Matsumura, Akira, editor (2006), 大辞林 [Daijirin] (in Japanese), Third edition, Tokyo: Sanseidō, →ISBN
7. NHK Broadcasting Culture Research Institute, editor (1998), NHK日本語発音アクセント辞典 [NHK Japanese Pronunciation Accent Dictionary] (in Japanese), Tokyo: NHK Publishing, Inc., →ISBN