Definitions For Tropic

noun

• Either of two parallels of latitude about 23.5 degrees to the north and south of the equator representing the points farthest north and south at which the sun can shine directly overhead and constituting the boundaries of the Torrid Zone or tropics
• Either one of the two imaginary lines that circle the Earth to the north and south of the equator
• The part of the world that is near the equator where the weather is very warm

adjective

• Of weather or climate; hot and humid as in the tropics
• Relating to or situated in or characteristic of the tropics (the region on either side of the equator)