In stringed instruments, the nut is the ridge between the pegbox and the fingerboard of the instrument.
The British term "nut" may also be used for the frog of the bow in a bowed string instrument.
See also [Brit.] nut; [Eng.] frog; [Eng.] heel; [Fr.] talon (m); [Fr.] hausse (f); [Ger.] Frosch (m); [It.] tallone (m). [Sp.] talón (m).