The origin of the Hungarian name
Eufrozina
has the following meaning:
Joy, mirth.
The etymology of "Eufrozina"
is 
Hungarian form of Greek Euphrosyne.
Other information:
 
 
Etymology is the study of the origin of words, and in this case, the origin of names. 
The word etymology comes from Greek 
etymon, "true sense of a word", and logia, "doctrine or study".