The laboratory technician worked overnight to rectify the calibration error that had skewed the experimental results.
实验室技术员通宵工作，以纠正导致实验结果偏差的校准错误。
Which choice best defines “rectify”?
C — To set right; correct. “rectify” means to set right; correct.
Which word means “to set right; correct”?
A — rectify. “rectify” means to set right; correct.
rectify — to set right; correct. In Chinese: 纠正，改正.
rectify is pronounced /ˈrektəˌfī/.
The laboratory technician worked overnight to rectify the calibration error that had skewed the experimental results. (实验室技术员通宵工作，以纠正导致实验结果偏差的校准错误。)
correct, amend, remedy — all close in meaning to rectify (to set right; correct).
worsen, perpetuate — each the opposite of rectify (to set right; correct).
Yes. rectify 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.
rect(straight) + ify(verb suffix) → make straight → rectify.