hothouse hot-hoof • hothouse lamb · · · Info · Definitions · Synonyms · Characters · · hothouse · · Text Latin · · Script 8 · · Length 2 · · Syllables Definitions · · · (noun) a greenhouse in which plants are arranged in a pleasing manner. Synonyms: conservatory, indoor garden. · · Noun Definition 1 Synonyms · · · conservatory · · Synonym 1 indoor garden · · Synonym 2 Characters · · e latin small letter e U+0065 h latin small letter h U+0068 o latin small letter o U+006F s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075