plural of stumbling block

Alternative form of wrest block

(music) A wooden block in the pianoforte, often made of several pieces, into which the wrest-pins are driven.

plural of block book

A book printed from engraved wooden blocks instead of movable type.

(architecture) The finishing course of a wall showing above a cornice.

plural of blocking course

A wooden slab used as a cutting surface for food etc. / (historical, informal) A block of wood against which a condemned person put their head prior to beheading.

plural of snatch block

(nautical) A kind of block with an opening in one side to receive the bight of a rope.