A percussion instrument consisting of a pair of hollow pieces of wood or bone (usually held between the thumb and fingers) that are made to click together (as by Spanish dancers) in rhythm with the dance WordNet 3.0

(used in the plural) a percussion instrument consisting of a pair of hollow pieces of wood or bone (usually held between the thumb and fingers) that are made to click together (as by Spanish dancers) in rhythm with the dance Open English WordNet

Castanets, also known as clackers or palillos, are a percussion instrument, used in Spanish, Calé, Moorish, Ottoman, Italian, Mexican, Sephardic, Swiss, and Portuguese music. Wikipedia

Percussion instrument. Wikipedia Disambiguation

Percussion instrument Wikidata

A percussion instrument consisting of a pair of concave shells joined on one edge by a string, held in the hand and used to produce clicking sounds. OmegaWiki

A percussion instrument (idiophone) of Spanish origin, consisting of a pair of concave shells joined on one edge by a string, held in the hand and used to produce clicking sounds; any hand-held percussion idiophone that can be played with the fingers, such as bones or spoons. Wiktionary