Although the desert receives only occasional rainfall, certain plants have adapted to bloom quickly after a storm.
尽管沙漠只偶尔降雨，但某些植物已经适应在暴风雨后迅速开花。
A linguist argues that children who are read aloud to daily before age five develop larger vocabularies by age eight than children who are read aloud to only occasionally, independent of household income.
From a Command of Evidence: Textual question · Information and Ideas
A nutritionist argues that placing healthier snack options at eye level in vending machines leads customers to choose fewer high-sugar snacks overall, not just to occasionally add a healthy snack to their usual purchase.
From a Command of Evidence: Textual question · Information and Ideas
A nutritionist argues that offering a free side salad option at a fast-casual restaurant leads customers to order fewer fried side dishes overall, not just to occasionally add a salad to their usual order.
From a Command of Evidence: Textual question · Information and Ideas
Which choice best defines “occasional”?
C — Happening sometimes but not often. “occasional” means happening sometimes but not often.
Which word means “happening sometimes but not often”?
C — occasional. “occasional” means happening sometimes but not often.
occasional — happening sometimes but not often. In Chinese: 偶尔的.
occasional is pronounced /əˈkeɪʒənl/.
Although the desert receives only occasional rainfall, certain plants have adapted to bloom quickly after a storm. (尽管沙漠只偶尔降雨，但某些植物已经适应在暴风雨后迅速开花。)
infrequent, sporadic, intermittent — all close in meaning to occasional (happening sometimes but not often).
frequent, regular — each the opposite of occasional (happening sometimes but not often).
Yes. occasional 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.