subtropics

from WordNet (r) 3.0 (2006)

subtropics
    n 1: regions adjacent to the tropics [syn: {subtropics},
         {semitropics}]

from Moby Thesaurus II by Grady Ward, 1.0

28 Moby Thesaurus words for "subtropics":
      Antarctic Zone, Arctic Circle, Arctic Zone, Frigid Zones,
      Torrid Zone, Tropic of Cancer, Tropic of Capricorn, Variable Zones,
      climate, clime, equator, furnace, hell, horse latitudes, inferno,
      latitude, longitude, longitude in arc, meridian, oven, parallel,
      prime meridian, roaring forties, steam bath, the line, tropic,
      tropics, zone