Plectrum

A plectrum is a small flat tool used for plucking or strumming of a stringed instrument. For hand-held instruments such as guitars and mandolins, the plectrum is often called a pick and is held as a separate tool in the player's hand. Players of lap steel guitar and bluegrass style banjo music often wear a fingerpick, a style of plectrum that clips onto or wraps around the end of the fingers and t... (Wikipedia)