Technically, the area between the Tropic of Cancer (21-1/2 N latitude) and the Tropic of Capricorn (21-1/2 S latitude), characterized by the absence of a cold season. Often used to describe any area possessing what is considered to be a hot, humid climate.
TROPICS
Meaning of TROPICS in English
English glossary Of Geography. Английский глоссарий географии. 2012