The scientist's steadfast commitment to empirical evidence guided her through years of inconclusive experiments.
这位科学家对经验证据的坚定承诺引导她度过了多年无定论的实验。
Which choice best defines “steadfast”?
A — Loyal, firm, and unwavering. “steadfast” means loyal, firm, and unwavering.
Which word means “loyal, firm, and unwavering”?
C — steadfast. “steadfast” means loyal, firm, and unwavering.
steadfast — loyal, firm, and unwavering. In Chinese: 坚定的，不动摇的.
steadfast is pronounced /ˈstɛdfæst/.
The scientist's steadfast commitment to empirical evidence guided her through years of inconclusive experiments. (这位科学家对经验证据的坚定承诺引导她度过了多年无定论的实验。)
unwavering, loyal, resolute — all close in meaning to steadfast (loyal, firm, and unwavering).
fickle, wavering — each the opposite of steadfast (loyal, firm, and unwavering).
Yes. steadfast 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.
'stead' (stable) + 'fast' (fixed).