Synonyms: obstacle
Definition: an obstruction that stands in the way (and must be removed or surmounted or circumvented)
Similar words: obstructer, obstruction, obstructor, impediment, impedimenta
Definition: any structure that makes progress difficult
Synonyms: obstacle, obstruction
Definition: something immaterial that stands in the way and must be circumvented or surmounted
Usage: 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 success of their plan
Similar words: check, balk, baulk, impediment, hinderance, hindrance, handicap, deterrent
Definition: something immaterial that interferes with or delays action or progress