subtropics subtropical • subtrousers · · · Info · Definitions · Synonyms · Characters · · subtropics · · Text Latin · · Script 10 · · Length 3 · · Syllables Definitions · · · (noun) regions adjacent to the tropics. Synonyms: semitropics. · · Noun Definition 1 Synonyms · · · semitropics · · Synonym 1 Characters · · b latin small letter b U+0062 c latin small letter c U+0063 i latin small letter i U+0069 o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075