Almost all of the asteroids in our solar system are orbiting in a broad band 19,400,000 miles wide between Jupiter and Mars.
Blockage, clogging, or impeded flow, for example, by occlusion or stenosis. obstruction. 1. the act of blocking or clogging. obstruction. 1 something that blocks or clogs. 2 the act of blocking or preventing passage. 3 the condition of being obstructed or clogged. obstruct, v., obstructive, adj.
Wiktionary (0.00 / 0 votes) Rate this definition: city block (Noun). The smallest part of a town enclosed by streets. city block (Noun). The distance from one street to the next. city block (Noun). A distance comparable to the distance between streets in a city, in the approximate range of 0.2u20130.4 km.