ob·struc·tion (əb-strŭkshən, ŏb-)
1. Something that obstructs; an obstacle: We drove around the obstruction in the road.
a. The act of obstructing: The protesters' obstruction of the hallway made it impossible to get to the office.
b. The condition of being obstructed: The obstruction of the tunnel lasted for hours.
3. Sports The act of impeding another player in violation of the rules, as when a player impedes the progress of an opponent not in possession of the puck in ice hockey.
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