|1.||[ noun ] something immaterial that stands in the way and must be circumvented or surmounted|
: "the poverty of a district is an obstacle to good education" "the filibuster was a major obstruction to the success of their plan"
|Related terms:||hindrance barrier hurdle stymie hang-up|
|2.||[ noun ] an obstruction that stands in the way (and must be removed or surmounted or circumvented)|
|Related terms:||obstruction stumbling_block water_jump hazard|