The museum's didactic panels explained the geological processes behind each rock formation, enriching visitors' understanding of natural history.
博物馆的说教式展板解释了每种岩石形成背后的地质过程，丰富了游客对自然历史的了解。
Which choice best defines “didactic”?
B — Intended to teach; moralizing.. “didactic” means Intended to teach; moralizing..
Which word means “Intended to teach; moralizing.”?
C — didactic. “didactic” means Intended to teach; moralizing..
didactic — Intended to teach; moralizing.. In Chinese: 说教的；教诲的.
didactic is pronounced //daɪˈdæktɪk//.
The museum's didactic panels explained the geological processes behind each rock formation, enriching visitors' understanding of natural history. (博物馆的说教式展板解释了每种岩石形成背后的地质过程，丰富了游客对自然历史的了解。)
instructive, pedagogical, moralistic — all close in meaning to didactic (Intended to teach; moralizing.).
entertaining, undidactic — each the opposite of didactic (Intended to teach; moralizing.).
Yes. didactic is on the SAT Prep Difficult list — the higher-register words that decide the hard questions. 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.
didact(教) → 教导的。