The afternoon lecture's dim lighting and monotonous tone induced a profound sleepiness among the students.
下午讲座昏暗的灯光和单调的语调使学生们产生了深深的困倦。
Which choice best defines “sleepiness”?
A — The state of feeling sleepy or drowsy. “sleepiness” means the state of feeling sleepy or drowsy.
Which word means “the state of feeling sleepy or drowsy”?
B — sleepiness. “sleepiness” means the state of feeling sleepy or drowsy.
sleepiness — the state of feeling sleepy or drowsy. In Chinese: 困倦.
sleepiness is pronounced /ˈsliːpinəs/.
The afternoon lecture's dim lighting and monotonous tone induced a profound sleepiness among the students. (下午讲座昏暗的灯光和单调的语调使学生们产生了深深的困倦。)
drowsiness, lethargy, torpor — all close in meaning to sleepiness (the state of feeling sleepy or drowsy).
alertness, wakefulness — each the opposite of sleepiness (the state of feeling sleepy or drowsy).
Yes. sleepiness is on the SAT Prep Basic list — the everyday academic words the SAT assumes you already have. 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.