This is the 9324th most frequent Japanese word.
直線
A straight line.
Describes the graph's shape in data visualization.
直線のグラフを描いてデータを比較しました。
We drew a straight-line graph to compare the data.
Directly refers to the geometry of the road being straight and without curves.
この道路は直線で走りやすいです。
This road is straight and easy to drive on.
Metaphorically implies a straightforward and sequential thought process.