1 For instance, TrafficLights.com has a variety of lights that can cost $159 to $379. 2  According to the Arizona Department of Transportation, a modern traffic signal can cost $80,000 to $100,000 to install, depending on the complexity of the location and the characteristics of the traffic in the area.
exhortation-a communication intended to urge or persuade the recipients to take some action. communicating, communication-the activity of communicating; the activity of conveying information; they could not act without official communication from Moscow.
cohort. n. 1. (Military) one of the ten units of between 300 and 600 men in an ancient Roman Legion. 2. any band of warriors or associates: the cohorts of Satan. 3.