definition of
[obstruction]

[1] #1 obstruction n. [obstructor, obstructer, impediment, impedimenta] any structure that makes progress difficult. wn

[2] #2 obstruction n. [blockage] the physical condition of blocking or filling a passage with an obstruction. wn

[3] #3 obstruction n. [obstacle] something immaterial that stands in the way and must be circumvented or surmounted; "lack of imagination is an obstacle to one's advancement"; "the poverty of a district is an obstacle to good education"; "the filibuster was a major obstruction to the suc. wn

[4] #4 obstruction n. the act of obstructing; "obstruction of justice". wn

[5] #5 obstruction n. getting in someone's way. wn