1. A circular curving direction which goes around a central area: "The eagle was seen flying in a wide spiral over the valley."
2. A football that is thrown or kicked and spins while moving in the air: "The player kicked the ball in a spiral between the goal posts for a score."

1. To move around a central point while getting closer or farther away from it: "Smoke was spiraling up from the chimney of the house."

"The airplane spiraled down from the sky and onto the ground where it was shattered into pieces."

2. To increase, to decrease, or to get worse in a continuous and a fast and uncontrolled process: "The unemployment rate has been spiraling higher while the stock market has been spiraling lower."