The lightness of the carbon-fiber frame made the racing bicycle easier to carry up staircases.
碳纤维车架的轻盈使这辆赛车更容易搬上楼梯。
Which choice best defines “lightness”?
B — The quality of being light in weight. “lightness” means the quality of being light in weight.
Which word means “the quality of being light in weight”?
D — lightness. “lightness” means the quality of being light in weight.
lightness — the quality of being light in weight. In Chinese: 轻盈，轻快.
lightness is pronounced /ˈlaɪtnəs/.
The lightness of the carbon-fiber frame made the racing bicycle easier to carry up staircases. (碳纤维车架的轻盈使这辆赛车更容易搬上楼梯。)
weightlessness, buoyancy, airiness — all close in meaning to lightness (the quality of being light in weight).
heaviness, weight — each the opposite of lightness (the quality of being light in weight).
Yes. lightness 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.