noun. 1  The definition of a brain is the mass of nerve tissue located in the head of animals with spinal cords; it is the center of thought and controls movement. An example of brain is what is damaged when someone has Alzheimer's disease. 2  A brain is defined as a smart or intellectual person.
But there is something you can do to pass the retest: Drive your car. In January, Illinois initiated a new emissions test for cars from the 1996 model year and newer. Forget the dynamometer (treadmill) exhaust emissions test. The new test involves checking your gas cap, looking at the check-engine light and plugging a device into your car's diagnostic link.
Illinois EPA suspends mailing of vehicle emissions test notices; motorists can get online notices. The Illinois Environmental Protection Agency has suspended mailing out vehicle emission test notices to motorists, due to the state budget impasse. Vehicle owners whose license plates expire at the end of March will be the first motorists who wonât receive vehicle emissions test notices, the IEPA said.