1.
back side; reverse side; back surface
The back or reverse surface of a physical object such as paper, a card, fabric, or a sign.
裏面に名前を書いてください。
Please write your name on the back.
カードの裏面に注意事項が印刷されている。
Precautions are printed on the back of the card.
封筒の裏面に差出人の住所を書くのがマナーだ。
It's good manners to write the sender's address on the back of the envelope.
2.
hidden side; behind the scenes; hidden aspect
The unseen or concealed aspect of a situation, person, or event. The side that is not publicly known.
事件の裏面を探る。
To investigate the hidden side of the incident.
華やかな成功の裏面には多くの苦労がある。
Behind the glamorous success, there is a lot of hardship.
政治の裏面を描いたドキュメンタリーが話題になっている。
A documentary depicting the behind-the-scenes of politics has become a talking point.
USAGE:
Sense 1 (physical back side) is the more common everyday usage. Sense 2 (hidden aspect) is used in more formal or literary contexts.
COMMON COLLOCATIONS:
- 裏面に記載 (written on the reverse side)
- 裏面を確認する (to check the back side)
- 事件の裏面 (the hidden side of an incident)
SIMILAR WORDS:
- 裏: back; reverse — more colloquial and versatile
- 背面: back side; rear — more technical, often used for the back of electronic devices or buildings
- 表面: surface; front side — the opposite of 裏面
Related Words
Antonym:
表面 (surface)