// n. or adj. A case form occurring in some languages which typically expresses the means by which something is done: Basque lumaz ‘with a pen’ (luma ‘pen’) in Lumaz idatzi dut ‘I wrote it with a...

An instrumental is, in contrast to a song, a musical composition or recording without lyrics or any other sort of vocal music; all of the music is produced by musical instruments. Specifically, this term is used when referring to popular music; some...