For a telescope, an ideal location is high on a dry mountain, far from city lights, to minimize atmospheric distortion.
对于望远镜来说，理想的位置是在干燥的高山上，远离城市灯光，以尽量减少大气畸变。
Which choice best defines “ideal”?
B — Perfect, best possible. “ideal” means perfect, best possible.
Which word means “perfect, best possible”?
B — ideal. “ideal” means perfect, best possible.
ideal — perfect, best possible. In Chinese: 理想的，完美的.
ideal is pronounced /aɪˈdiːəl/.
For a telescope, an ideal location is high on a dry mountain, far from city lights, to minimize atmospheric distortion. (对于望远镜来说，理想的位置是在干燥的高山上，远离城市灯光，以尽量减少大气畸变。)
perfect, optimal, flawless — all close in meaning to ideal (perfect, best possible).
imperfect, flawed — each the opposite of ideal (perfect, best possible).
Yes. ideal 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.
idea(idea)+l(shape)