Collins Russian Dictionary 2nd Edition © HarperCollins Publishers 2000, 1997:
grain [greɪn] n (seed) зерно́#; (no pl, cereals) хле́бные зла́ки mpl (US) (corn) зерно́; (of sand) песчи́нка#; (of salt) крупи́ца; (of wood) волокно́#
however much it goes against the grain, I ... (fig) как бы э́то ни противоре́чило мои́м при́нципам, я ...
* is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.
Русский: