obviate

Word family

ob·vi·ate /ˈɒbvieɪt $ ˈɑːb-/ verb [transitiveT]

formalNEED to prevent or avoid a problem or the need to do something 消除，免除；避免 SYN eliminate

The new treatment obviates the need for surgery.

新的療法免除了手術的必要。

Examples from the Corpus

obviate• This interpretation obviates a problem that can not be resolved on the views of Guthrie, Rohde, and Nilsson.• The widening or duplication of tunnels to obviate one way working of wide barges soas to avoid long delays.• They rolled up and down perfectly and their presence obviated the need for curtains.• He also expressed optimism that an acceptable constitutional arrangement could be agreed which would obviate the need for Quebec to seek independence.• The settlement, which concluded four months of negotiations, obviated the need for the separate cases to be heard in court.• The goal is simply to raise serum sodium enough to obviate the risk of seizures.• The practice above suggested should obviate this.

obviates the need• Its composition obviates the need for sulphur-removing equipment in power stations, which produce additional carbon dioxide.

Origin obviate

(1500-1600) Late Latin past participle of obviare “to meet, be unharmed by”, from Latin obviam “in the way”

Syllable

Corpus

TOEFL BNC: 14547 COCA: 20519

obviate