â¢ LACRIMATOR (noun) The noun LACRIMATOR has 1 sense: 1. a gas that makes the eyes fill with tears but does not damage them; used in dispersing crowds. Familiarity information: LACRIMATOR used as a noun is very rare.
Reno has an estimated population of  237,000, which makes it the 4th most populous city in Nevada after Las Vegas, Henderson, and North Las Vegas. The Reno-Sparks metropolitan area, or Truckee Meadows, has a population of more than 500,000 people. The city proper has a population density of 2,186 people per square mile, or 844 people per square kilometer.
Las Vegas is the largest city in the United States' state of Nevada and is the county seat of Clark County, Nevada. It is also the 28th most populous city in the U.S. with a city population of 567,641 (as of 2009) and a Metropolitan Statistical Are population of 1,865,746 (as of 2008).as Vegas is known around the world for its resorts, gambling, shopping and dining and it calls itself the Entertainment Capital of the World. It should be noted that in popular terms, the name Las Vegas is mostly used to describe the resort areas on the 4 mile (6.5 km) Las Vegas Strip on Las Vegas Boulevard.