Princeton's WordNet(4.00 / 1 vote)Rate this definition: 1  stop, halt(noun) the event of something ending. it came to a stop at the bottom of the hill. 2  stop, stoppage(noun) the act of stopping something. the third baseman made some remarkable stops; his stoppage of the flow resulted in a flood.
1 The highest monthly average temperature in Corona for July is 77 degrees. 2  The lowest monthly average temperature in Corona for December is 52 degrees. 3  The most monthly precipitation in Corona occurs in February with 2.5 inches.  The air quality index in Corona is 71% worse than the national average.
Two views of the Sun's corona: during an eclipse (top) and in ultraviolet light (bottom). The corona is the outer atmosphere of the Sun. It extends many thousands of kilometers (miles) above the visible surface of the Sun, gradually transforming into the solar wind that flows outward through our solar system. The material in the corona is an extremely hot but very tenuous plasma.