CRATERAL Meaning of CRATERAL in English ˈkrād.ərəl adjectiveor cra·ter·ine -əˌrīn ; or cra·ter·ous -ərəsEtymology: crater (I) + -al or -ine or -ous : of, belonging to, or resembling a crater Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012