通信（つうしん、tsuushin）
- communication

The Japanese word 通信, read as つうしん (tsuushin), generally refers to "communication" or "correspondence." It encompasses a wide range of activities and technologies related to exchanging information. It can describe the act of transmitting information or the systems and methods used to do so. In essence, it's about conveying messages, data, or signals. The meaning of [通信] often depends on the context in which it's used.

⚫︎ インターネット通信 Translation: Internet communication ⚫︎ 無線通信 Translation: Wireless communication ⚫︎ 手紙での通信 Translation: Communication via letters

⚫︎ 通信 can be used in various contexts to describe information exchange. ⚫︎ It is a versatile term applicable to both physical (letters, telegraphs) and digital (internet, email) methods of sending and receiving information. ⚫︎ The specific meaning is usually clarified by the surrounding words, such as "radio communication," "email communication," or "postal communication."

⚫︎ The word is typically written with the kanji 通信. ⚫︎ The hiragana reading is つうしん. ⚫︎ The kanji 通 means "to pass through" or "to communicate," and 信 means "belief," "trust," or "information." ⚫︎ The okurigana is standard, and there are no common variations in writing this word.

⚫︎ 連絡 (れんらく - renraku): Contact, communication ⚫︎ 情報交換 (じょうほうこうかん - jouhou koukan): Information exchange ⚫︎ コミュニケーション (komyunikeeshon): Communication (loanword)

⚫︎ Although 通信 itself doesn't have a direct antonym, words or phrases indicating a lack of communication or non-exchange of information could be considered opposing concepts. For example, 無言 (mugon - silence) could be seen as an antonym in a metaphorical sense.

新しいスマートフォンは高速な通信に対応しています。 ・Translation: The new smartphone supports high-speed communication. ・Explanation: This sentence uses 通信 to refer to data transfer speeds.

彼は通信教育で大学を卒業しました。 ・Translation: He graduated from university through correspondence education. ・Explanation: This sentence uses 通信 to describe education through distance learning.

⚫︎ 通信 is a compound word formed from two kanji: 通 (tsuu) and 信 (shin). ⚫︎ 通 comes from the idea of something going through or passing between two points. ⚫︎ 信 relates to the belief that something is true, or the information itself. ⚫︎ Together, 通信 combines the concepts of information passing between points, or communication.