From the consistent layers of sediment in the rock core, geologists could deduce the region's ancient climate patterns.
从岩芯中一致的沉积层，地质学家可以推断出该地区古代的的气候模式。
Which choice best defines “deduce”?
D — To reach a conclusion by reasoning. “deduce” means to reach a conclusion by reasoning.
Which word means “to reach a conclusion by reasoning”?
B — deduce. “deduce” means to reach a conclusion by reasoning.
deduce — to reach a conclusion by reasoning. In Chinese: 推断，推论.
deduce is pronounced /dɪˈdjuːs/.
From the consistent layers of sediment in the rock core, geologists could deduce the region's ancient climate patterns. (从岩芯中一致的沉积层，地质学家可以推断出该地区古代的的气候模式。)
infer, conclude, reason — all close in meaning to deduce (to reach a conclusion by reasoning).
Yes. deduce 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.
de(down)+duce(lead)→ leading down to a conclusion → deduce.