SUBTROPICAL
subtropical, subtropic, semitropical, semitropic
(adjective) of or relating to or characteristic of conditions in the subtropics; “even near the equator vegetation at 5000 ft is subtropical rather than tropical”
Source: WordNet® 3.1
Etymology
Adjective
subtropical (not comparable)
Pertaining to the regions of the Earth further from the equator than the tropical regions.
Noun
subtropical (plural subtropicals)
A subtropical plant.
Source: Wiktionary
Sub*trop"ic*al, a.
Definition: Nearly tropical.
Source: Webster’s Unabridged Dictionary 1913 Edition