Collins Russian Dictionary 2nd Edition © HarperCollins Publishers 2000, 1997:
French [frɛntʃ] adj францу́зский#
n (LING) францу́зский*язы́к#
the French
npl (people) францу́зы mpl
* is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.