Colleagues ostracized the young astronomer for years, until better telescopes confirmed the measurement they had ridiculed.
同行排斥这位年轻天文学家多年，直到更好的望远镜证实了他们曾嘲笑的那个测量结果。
Which choice best defines “ostracize”?
A — To exclude or banish.. “ostracize” means To exclude or banish..
Which word means “To exclude or banish.”?
D — ostracize. “ostracize” means To exclude or banish..
ostracize — To exclude or banish.. In Chinese: 排斥；放逐.
ostracize is pronounced //ˈɒstrəsaɪz//.
Colleagues ostracized the young astronomer for years, until better telescopes confirmed the measurement they had ridiculed. (同行排斥这位年轻天文学家多年，直到更好的望远镜证实了他们曾嘲笑的那个测量结果。)
exclude, shun, banish — all close in meaning to ostracize (To exclude or banish.).
welcome, embrace — each the opposite of ostracize (To exclude or banish.).
Yes. ostracize is on the SAT Prep Difficult list — the higher-register words that decide the hard questions. 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.
同 ostracism → 孤立排挤。