Although the disease was incurable, researchers continued to study its genetic basis in hopes of finding a preventive vaccine.
尽管这种疾病无法治愈，研究人员仍继续研究其遗传基础，希望找到预防性疫苗。
Which choice best defines “incurable”?
C — Not able to be cured or healed. “incurable” means not able to be cured or healed.
Which word means “not able to be cured or healed”?
D — incurable. “incurable” means not able to be cured or healed.
incurable — not able to be cured or healed. In Chinese: 无法治愈的.
incurable is pronounced /ɪnˈkjʊərəbl/.
Although the disease was incurable, researchers continued to study its genetic basis in hopes of finding a preventive vaccine. (尽管这种疾病无法治愈，研究人员仍继续研究其遗传基础，希望找到预防性疫苗。)
untreatable, terminal, hopeless — all close in meaning to incurable (not able to be cured or healed).
curable, treatable — each the opposite of incurable (not able to be cured or healed).
Yes. incurable 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.