(さいちゅう)

さいちゅう
noun
in the middle of, during
1. in the middle of, during
While something is happening; at the peak of an activity.
会議(かいぎ)最中(さいちゅう)
In the middle of a meeting.
食事(しょくじ)最中(さいちゅう)
During a meal.
仕事(しごと)最中(さいちゅう)電話(でんわ)がかかってきた。
A phone call came in the middle of work.
試験(しけん)最中(さいちゅう)地震(じしん)()きて、全員(ぜんいん)避難(ひなん)した。
An earthquake occurred during the exam, and everyone evacuated.
友達(ともだち)電話(でんわ)(はな)している最中(さいちゅう)に、(きゅう)にバッテリーが()れてしまった。
While I was talking on the phone with a friend, the battery suddenly died.

最中(さいちゅう) means "in the very middle of" an activity or event. It emphasizes that the action is actively in progress at that moment.

COMMON PATTERNS:

  • Noun + の最中(さいちゅう)に: 会議(かいぎ)最中(さいちゅう)に (in the middle of a meeting)
  • Verb ている + 最中(さいちゅう)に: (はな)している最中(さいちゅう)に (while talking)

SIMILAR WORDS:

  • 最中(さいちゅう): right in the middle of (emphasizes the peak of activity)
  • 途中(とちゅう): midway through, on the way (emphasizes being partway through)
  • (あいだ)に: during (more general time frame)

CAUTION:
Do not confuse with 最中(もなか), a completely different word meaning a traditional Japanese wafer sweet filled with bean paste.

REGISTER:
Slightly formal. In casual speech, ~している(とき)に is more natural.