SULFANILYLGUANIDINE Meaning of SULFANILYLGUANIDINE in English ˌ ̷ ̷| ̷ ̷ ̷ ̷ˌ ̷ ̷+ nounEtymology: sulfanilyl + guanidine : sulfaguanidine Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012