断面図(だんめんず)

だんめんず
noun
cross-section diagram; cross-sectional view
technical
1. cross-section diagram; cross-sectional view; cutaway drawing
A diagram showing what an object or structure looks like when cut through, revealing its internal structure. Used in engineering, architecture, science, and everyday explanations.
建物(たてもの)の断面図(だんめんず)を見(み)た。
I looked at the cross-section diagram of the building.
教科書(きょうかしょ)に地球(ちきゅう)の断面図(だんめんず)が載(の)っていた。
There was a cross-section diagram of the Earth in the textbook.
エンジンの断面図(だんめんず)を使(つか)って、内部(ないぶ)の仕組(しく)みを説明(せつめい)した。
I used a cross-section diagram of the engine to explain the internal mechanism.

A compound of 断面(だんめん) (cross-section, cut surface) and 図(ず) (diagram, drawing).

Common collocations

  • 断面図(だんめんず)を描(か)く (to draw a cross-section)
  • 断面図(だんめんず)を示(しめ)す (to show a cross-section)
  • 縦(たて)断面図(だんめんず) (longitudinal cross-section)
  • 横(よこ)断面図(だんめんず) (transverse cross-section)

Related technical drawing types include 平面図(へいめんず) (floor plan / plan view) and 立面図(りつめんず) (elevation / front view).

Related Words

Related: 見取(みと)り図(ず) (sketch/floor plan)
Related: 設計図(せっけいず) (blueprint; design drawing)
Compare: 平面図(へいめんず) (floor plan)
Compare: 立面図(りつめんず) (elevation drawing)
Compare: 側面図(そくめんず) (side view (drawing), side elevation)
Related: 構造図(こうぞうず) (structural diagram)
general
Added 2026.3.4 13:11 · Revised 2026.9.2 13:01
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