noun
stylus; phonograph needle
The small needle that tracks the grooves of a vinyl record to reproduce sound.
レコード針がすり減ったので、交換が必要だ。
The stylus has worn down, so it needs to be replaced.
Refers to the entire record player, while レコード針 is specifically the needle or stylus.
Compound of レコード (record) and 針 (needle).