obviate
verb (formal)- obviate something
to remove a problem or the need for something synonym preclude消除;排除;打消 This new evidence obviates the need for any further enquiries. 这项新证据排除了继续调查的必要。 Disaster was obviated by the opening of the reserve parachute. 打开备用降落伞,灾难得以避免。
Oxford Collocations DictionaryObviate is used with these nouns as the object:- necessity
- need
Word Originlate 16th cent.: from late Latin obviat- ‘prevented’, from the verb obviare, based on Latin via ‘way’.