A brisk morning walk through the pine forest can invigorate the mind before a day of scholarly work.
清晨在松林中快步行走，能在一天学术工作前让头脑充满活力。
Which choice best defines “invigorate”?
D — To give strength or energy to. “invigorate” means to give strength or energy to.
Which word means “to give strength or energy to”?
A — invigorate. “invigorate” means to give strength or energy to.
invigorate — to give strength or energy to. In Chinese: 使精力充沛，激励.
invigorate is pronounced /ɪnˈvɪɡəreɪt/.
A brisk morning walk through the pine forest can invigorate the mind before a day of scholarly work. (清晨在松林中快步行走，能在一天学术工作前让头脑充满活力。)
energize, revitalize, stimulate — all close in meaning to invigorate (to give strength or energy to).
exhaust, weaken — each the opposite of invigorate (to give strength or energy to).
Yes. invigorate is on the SAT Prep Difficult list — the higher-register words that decide the hard questions. 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.
in-(inside, emphasize)+ vigor(vitality) + -ate(make) → to invigorate, make vigorous.