main ingredient; main component
Used in cooking, chemistry, statistics, and general contexts for the primary element of a mixture, product, or analysis.
この料理の主成分は豆腐です。
The main ingredient of this dish is tofu.
主成分分析はデータの次元を減らす手法だ。
Principal component analysis is a method for reducing the dimensionality of data.
The main components of this toner are water and glycerin.
This medicine has herbal ingredients as its main component.
We analyzed the main components of this data to check the trend.