()(せん)

おれせん
noun
broken line; line graph
1. broken line; polyline; line graph
A line made up of connected straight segments that change direction at each point. Most commonly encountered in the term ()(せん)グラフ (line graph).
()(せん)グラフを(つく)る。
To make a line graph.
気温(きおん)変化(へんか)()(せん)グラフで(あらわ)した。
I showed the temperature changes in a line graph.
()(せん)グラフを()ると、売上(うりあげ)年々(ねんねん)増加(ぞうか)していることが()かる。
Looking at the line graph, you can see that sales have been increasing year by year.

Most commonly used in the compound ()(せん)グラフ (line graph), which is one of the basic graph types taught in Japanese elementary school math. The literal meaning is 'bent line' or 'broken line.'

COMMON COLLOCATIONS:

  • ()(せん)グラフ: line graph
  • ()(せん)グラフで(しめ)す: to show with a line graph
  • ()(せん)グラフを()()る: to read a line graph

SIMILAR WORDS:

  • 直線(ちょくせん): straight line — a line without any bends
  • 曲線(きょくせん): curve — a smoothly curved line
  • (ぼう)グラフ: bar graph — another common graph type
  • (えん)グラフ: pie chart — another common graph type

USAGE:
In Japanese math education, students learn the four basic graph types: ()(せん)グラフ (line graph), (ぼう)グラフ (bar graph), (えん)グラフ (pie chart), and (おび)グラフ (stacked bar chart).