Overfishing has severely depleted the population of bluefin tuna in the Atlantic Ocean, prompting international quotas.
过度捕捞已严重耗尽大西洋蓝鳍金枪鱼的数量，促使国际社会实施配额限制。
Hydrologist Priya Nair's model predicts that a particular desert aquifer will be fully depleted within 40 years given current agricultural pumping rates.
From a Cross-Text Connections question · Craft and Structure
Which choice best defines “deplete”?
D — Use up. “deplete” means use up.
Which word means “use up”?
C — deplete. “deplete” means use up.
deplete — use up. In Chinese: 耗尽，用尽.
deplete is pronounced /dɪˈpliːt/.
Overfishing has severely depleted the population of bluefin tuna in the Atlantic Ocean, prompting international quotas. (过度捕捞已严重耗尽大西洋蓝鳍金枪鱼的数量，促使国际社会实施配额限制。)
exhaust, consume, drain — all close in meaning to deplete (use up).
replenish, restore — each the opposite of deplete (use up).
Yes. deplete 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.
de(down)+plete(fill)