noun
body proportions; figure
Primarily used for human body proportions, especially in fashion, beauty, and fitness contexts. Often refers to an attractive or well-balanced figure.
彼女はプロポーションがいい。
She has a good figure.
このドレスはプロポーションを美しく見せる。
This dress makes your proportions look beautiful.
noun
proportionate width; ratio
Less common than sense 1. Used in design, art, or technical contexts to describe the proportional relationship of widths or dimensions. Often replaced by 比率 (hiritsu) in everyday Japanese.
この図形のプロポーションを変えるとバランスが崩れる。
If you change the proportions of this shape, the balance will be lost.