adjective Etymology: New Latin saponaceus, from Latin sapon-, sapo soap, of Germanic origin; akin to Old English sāpe soap Date: 1710 resembling or having the qualities of soap, ~ness noun
SAPONACEOUS
Meaning of SAPONACEOUS in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012