ˈkrāsə̇s noun
( plural cra·ses -ˌsēz)
Etymology: New Latin, from Greek krasis mixing, combination, from kerannynai to mix — more at crater
1.
a. obsolete : a blend or combination of constituents
b. archaic : constitution
2. : a contraction of two vowels or diphthongs especially in Latin and Greek at the end of one word and the beginning of an immediately following word into one long vowel or diphthong (as in Latin cogo for coago and in Greek kan for kai an )