|part of speech:
||something that blocks the way or prevents progress.
The mountains were an obstruction for travelers until airplanes were invented.
- bar, block, hindrance, hurdle, obstacle
- similar words:
- barrier, hitch
||an act or instance of obstructing, or the condition of being obstructed.
Eating too much fat can lead to obstruction of blood vessels.
||block, complication, dam