Unpassable obstacle Synonyms
Synonyms for phrase
UO abbreviation
UO is an abbreviation for Unpassable ObstacleWhat does UO stand for?
UO stands for "Unpassable Obstacle" Definitions for Obstacle
- (noun) something that makes movement or progress difficult
- (noun) something immaterial that stands in the way and must be circumvented or surmounted
- (noun) an obstruction that stands in the way (and must be removed or surmounted or circumvented)