As a leading proponent of renewable energy, the economist argued that solar farms could reduce long-term costs for rural communities.
作为可再生能源的主要倡导者，这位经济学家认为太阳能农场可以为农村社区降低长期成本。
Which choice best defines “proponent”?
D — Supporter, advocate. “proponent” means supporter, advocate.
Which word means “supporter, advocate”?
B — proponent. “proponent” means supporter, advocate.
proponent — supporter, advocate. In Chinese: 支持者，倡导者.
proponent is pronounced /prəˈpoʊnənt/.
As a leading proponent of renewable energy, the economist argued that solar farms could reduce long-term costs for rural communities. (作为可再生能源的主要倡导者，这位经济学家认为太阳能农场可以为农村社区降低长期成本。)
advocate, supporter, champion — all close in meaning to proponent (supporter, advocate).
opponent, critic — each the opposite of proponent (supporter, advocate).
Yes. proponent 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.
pro(before)+pon(put)+ent(person)