Word Study
fondue
CIDE DICTIONARY
fondue, a. [F. fondu, p.p. of fondre to melt, blend. See Found to cast.].
Melted. [PJC]
OXFORD DICTIONARY
fondue, n. a dish of flavoured melted cheese.
Etymology
F, fem. past part. of fondre melt f. L fundere pour
For further exploring for "fondue" in Webster Dictionary Online