The composition of the Earth's atmosphere has changed significantly since the industrial revolution.
自工业革命以来，地球大气的组成发生了显著变化。
A museum catalog entry describes a 17th-century painting's brushwork in exhaustive technical detail before shifting, in its final paragraph, to speculate about the emotional state of the artist at the time of composition.
From a Text Structure and Purpose question · Craft and Structure
A wine review begins with a detailed description of the vineyard's specific hillside soil composition before broadening to discuss the wine's flavor profile, aging potential, and appropriate food pairings.
From a Text Structure and Purpose question · Craft and Structure
Which choice best defines “composition”?
A — The way in which something is made up. “composition” means the way in which something is made up.
Which word means “the way in which something is made up”?
A — composition. “composition” means the way in which something is made up.
composition — the way in which something is made up. In Chinese: 组成.
composition is pronounced /ˌkɒmpəˈzɪʃən/.
The composition of the Earth's atmosphere has changed significantly since the industrial revolution. (自工业革命以来，地球大气的组成发生了显著变化。)
structure, makeup, constitution — all close in meaning to composition (the way in which something is made up).
Yes. composition is on the SAT Prep Basic list — the everyday academic words the SAT assumes you already have. The Digital SAT does not test vocabulary in isolation; words like this one are tested through Words in Context questions, where you choose the word that completes a passage most logically and precisely.