1.
previous day, day before
The day immediately before a particular event or date. Often used to describe preparations or events occurring the day before something important.
試験の前日は早く寝た方がいい。
You should go to bed early the day before the exam.
結婚式の前日に準備をした。
I made preparations the day before the wedding.
前日までにご連絡ください。
Please contact us by the day before.
旅行の前日に荷物をまとめておいた。
I packed my luggage the day before the trip.
大会の前日は緊張してあまり眠れなかった。
I was nervous the day before the tournament and couldn't sleep much.
USAGE: 前日 refers to 'the day before' a specific event, while 昨日 simply means 'yesterday.'
COMMON PATTERNS:
- 〜の前日 (the day before ~)
- 前日まで (until the day before)
- 前日に (on the day before)
RELATED TIME EXPRESSIONS:
- 翌日 (the following day)
- 当日 (the day itself, that day)
- 前夜 (the previous night/evening)