A percussion instrument that is block of wood that is hollowed out and struck with a stick or mallet.See also [Eng.] wood block or [Eng.] Chinese block; [Fr.] bloc de bois or [Fr.] caisse chinoise; [Ger.] Holzblock or [Ger.] Holzblocktrommel; [It.] cassettina or [It.] blochetto; [Sp.] caja china.<br><br>A percussion instrument used to enhance and color music. Wood blocks are hollow in the center and create a full-bodied tone. There are many different shapes and sizes of wood blocks, each creating a specific pitch.