(はいめん)

はいめん
noun
back side; rear; reverse side
1. back side; rear; reverse side
The back surface or rear side of an object, building, or body. A formal or technical term.
スマホの背面(はいめん)にカメラがある。
The camera is on the back of the smartphone.
建物(たてもの)背面(はいめん)駐車場(ちゅうしゃじょう)がある。
There is a parking lot behind the building.
カードの背面(はいめん)署名(しょめい)をしてから、店員(てんいん)(わた)してください。
Please sign the back of the card before handing it to the clerk.

Composed of (はい) (back) + (めん) (surface, side). A formal, somewhat technical term used in product descriptions, architecture, and anatomy.

COMMON COLLOCATIONS:

  • 背面(はいめん)カメラ (rear camera)
  • 背面(はいめん)パネル (back panel)
  • 背面(はいめん)印刷(いんさつ)する (print on the back)
  • 背面(はいめん)()び (backward dive, Fosbury flop)

SIMILAR WORDS:

  • 裏面(りめん) — reverse side, back (more commonly used for flat objects like cards and paper)
  • 裏側(うらがわ) — back side, reverse side (more colloquial)
  • 後方(こうほう) — rear, behind (refers to direction/position rather than a surface)
  • 正面(しょうめん) — front, facade (the opposite: the front-facing side)