転換|てんかんtenkan[0]heiban (flat)

1. suru verb, transitive verb, intransitive verb, no-adjectiveconversion; diversion; changeover; commutation; switchover
   工場こうじょうは石炭せきたんから、より清潔せいけつな燃料ねんりょうへの転換てんかんを強つよく要求ようきゅうされている。↗

   Factories have been urged to switch from coal to a cleaner fuel.

• SynonymスイッチNeutralLoanword for a switch or switching something on, as in 「スイッチを入れる」. Fairly colloquial, while 「転換」 suggests a major change of policy or direction.
• Synonym変換へんかんWrittenWritten-style word for converting one form into another, as in 「漢字変換」 or 「データ変換」. Focuses on change of form, not direction of policy.
• SynonymチェンジNeutralLoanword for replacing or swapping people, as in 「メンバーチェンジ」. Colloquial and often heard in sports contexts.
• SynonymコンバートNeutralLoanword for converting data or moving a player to another defensive position. Belongs mostly to IT and sports talk.
• SynonymシフトNeutralLoanword for a shift or work schedule, as in 「シフトする」 or 「夜勤シフト」. Suggests a shift in emphasis or position rather than a full turnaround.
• Synonym転向てんこうWrittenWritten-style word for changing one's stance or beliefs, as in 「プロに転向」. Centers on personal identity or convictions.
• Synonym移行いこうNeutralFor moving over to a new system, as in 「新制度へ移行」. Suggests a gradual transition rather than a sharp turn.
• Synonym切り替わるきりかわるNeutralIntransitive verb describing a state switching to another, as in 「画面が切り替わる」 after pressing a button. 「転換」 speaks of big changes of policy or direction.
• SynonymコンバージョンWrittenLoanword for conversion, used mostly in web marketing, as in 「コンバージョン率」. In everyday speech 「転換」 or 「変換」 is more natural.
• Related切り替えるきりかえるNeutralTransitive verb for switching over to another state, as in 「頭を切り替える」. Very common in everyday speech.
• Related切り替えきりかえNeutralNoun for switching, as in 「気持ちの切り替え」. Suggests flipping over to something all at once.
• Related変更へんこうNeutralFor changing plans or settings, as in 「予定変更」. Covers partial modification, while 「転換」 implies a major change of direction.
• Related変えるかえるNeutralThe most common verb for changing something. Its range is broad and it does not stress a change of direction.
• Related変わりかわりNeutralNoun for change or something unusual, as in 「お変わりありませんか」. Focuses on a change of state.
• Antonym維持いじNeutralAntonym: maintaining the status quo, the opposite of 「転換」's change of direction.
• Antonym継続けいぞくNeutralAntonym: continuing as before, the opposite of 「転換」's turning in a new direction.

Use 「転換」 for changes of policy, direction or mood, as in 「方針転換」「気分転換」「発想の転換」. For converting forms say 「変換」, for switching 「切り替える」, for a gradual transition 「移行」; the opposites are 「維持」 and 「継続」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 物事ものごとの傾向けいこうや方針ほうしんを別べつの方向ほうこうに変かえること。また、変かわること。
2. 抑圧よくあつされた欲求よっきゅうなどが身体的しんたいてき症状しょうじょうとなって表あらわれること。