Longman Dictionary of Contemporary English homepage

Date: 1600-1700
Language: Latin
Origin: , past participle of obstruere 'to build in the way'

obstruct

verb
     
ob‧struct [transitive]
1TT to block a road, passage etc [= block]:
A small aircraft was obstructing the runway.
The column obstructed our view of the stage.
2 to prevent someone from doing something or something from happening, by making it difficult [= block]:
The group is trying to obstruct the peace process.
He was fined for obstructing the work of the police.
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