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.
Residential energy-related carbon dioxide emissions increased in the first quarter of 2014. Residential CO2 emissions increased in the first quarter of 2014 by about 12% compared with the first quarter of 2013, due largely to colder weather; heating degree days (HDD) increased 10% over the first quarter of 2013.