The scientist's explanation of the fossil record was so believable that it challenged long-held theories.
这位科学家对化石记录的解释非常可信，以至于挑战了长期以来的理论。
Which choice best defines “believable”?
B — Able to be believed. “believable” means able to be believed.
Which word means “able to be believed”?
C — believable. “believable” means able to be believed.
believable — able to be believed. In Chinese: 可信的.
believable is pronounced /bɪˈliːvəbl/.
The scientist's explanation of the fossil record was so believable that it challenged long-held theories. (这位科学家对化石记录的解释非常可信，以至于挑战了长期以来的理论。)
credible, plausible, convincing — all close in meaning to believable (able to be believed).
unbelievable, implausible — each the opposite of believable (able to be believed).
Yes. believable 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.