The discovery of a new fossil species provided significant evidence for the evolutionary transition from land to sea.
新化石物种的发现为从陆地到海洋的演化过渡提供了重要证据。
David Card and Alan Krueger's landmark study of fast-food restaurants found no significant drop in employment after a minimum-wage increase, suggesting that modest raises need not cost jobs.
From a Cross-Text Connections question · Craft and Structure
The opening paragraph of the short story lingers on a detailed description of a cluttered, dusty attic, a setting that reappears, unchanged, in the story's final paragraph after the protagonist has undergone a significant personal transformation.
From a Text Structure and Purpose question · Craft and Structure
Nutrition researcher Mark Ferrell found no significant difference in energy levels between breakfast eaters and skippers once he controlled for total daily calorie intake, suggesting the effect Nair observed may stem from overall diet rather than the timing of the first meal.
From a Cross-Text Connections question · Craft and Structure
Which choice best defines “significant”?
D — Important, meaningful. “significant” means important, meaningful.
Which word means “important, meaningful”?
A — significant. “significant” means important, meaningful.
significant — important, meaningful. In Chinese: 重要的，有意义的.
significant is pronounced /sɪɡˈnɪfɪkənt/.
The discovery of a new fossil species provided significant evidence for the evolutionary transition from land to sea. (新化石物种的发现为从陆地到海洋的演化过渡提供了重要证据。)
important, meaningful, notable — all close in meaning to significant (important, meaningful).
insignificant, trivial — each the opposite of significant (important, meaningful).
Yes. significant is on the SAT Prep Easy list — mid-frequency academic words that do get tested. 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.
sign(sign)+fic(make)+ant(adjective).