SAT Basic
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overturn

/ˌoʊvərˈtɜːrn/
English Definition
v. to turn something upside down or to reverse a decision
中文释义
推翻,颠覆
Example Sentence

A new analysis of the data could overturn the long-held theory about the migration patterns of ancient birds.

对数据的新分析可能会推翻关于古代鸟类迁徙模式的长期理论。

Synonyms
reverse invalidate capsize
Antonyms
uphold confirm
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Practice — Definition Match

Which choice best defines “overturn”?

  1. A To emphasize or make something stand out
  2. B To remain alive
  3. C To turn something upside down or to reverse a decision
  4. D Formally accuse a public official
Show answer

C — To turn something upside down or to reverse a decision. “overturn” means to turn something upside down or to reverse a decision.

Practice — Which Word Fits?

Which word means “to turn something upside down or to reverse a decision”?

  1. A impeach
  2. B highlight
  3. C survive
  4. D overturn
Show answer

D — overturn. “overturn” means to turn something upside down or to reverse a decision.

Common questions about “overturn”

What does “overturn” mean?

overturn — to turn something upside down or to reverse a decision. In Chinese: 推翻,颠覆.

How do you pronounce “overturn”?

overturn is pronounced /ˌoʊvərˈtɜːrn/.

How is “overturn” used in a sentence?

A new analysis of the data could overturn the long-held theory about the migration patterns of ancient birds. (对数据的新分析可能会推翻关于古代鸟类迁徙模式的长期理论。)

What are synonyms for “overturn”?

reverse, invalidate, capsize — all close in meaning to overturn (to turn something upside down or to reverse a decision).

What is the opposite of “overturn”?

uphold, confirm — each the opposite of overturn (to turn something upside down or to reverse a decision).

Is “overturn” an SAT vocabulary word?

Yes. overturn 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.

Progress / 学习进度
65%
through SAT Basic
This level: 0 mastered (0% of the level)
The Digital SAT tests vocabulary through Words in Context questions, never as a standalone definition. Learn the word, then use it against a real passage.