Instrumental
Part of speech: adjective
Definition: Acting as an instrument; serving as a means; contributing to promote; conductive; helpful; serviceable; essential or central. Pertaining to, made by, or prepared for, an instrument, especially a musical instrument; as, instrumental music, distinguished from vocal music. Applied to a case expressing means or agency—and is generally indicated in English by by or with with the objective; as, the instrumental case. This is found in Sanskrit as a separate case, but in Greek it was merged into the dative, and in Latin into the ablative. In Old English it was a separate case, but has disappeared, leaving only a few anomalous forms. It continues to be used in Slavic languages.
Part of speech: noun
Definition: The instrumental case. A composition without lyrics.
Example sentence: The instrumental stuff is a good challenge, and it keeps my fingers athletically tuned, but I'm totally happy to bang away on some chords, sing some harmonies and play some wailing blues solos after the second chorus.
Device
Part of speech: noun
Definition: Any piece of equipment made for a particular purpose, especially a mechanical or electrical one.A project or scheme, often designed to deceive; a stratagem; an artifice.A technique that an author or speaker uses to evoke an emotional response in the audience; a rhetorical device.A motto, emblem, or other mark used to distinguish the bearer from others. A device differs from a badge or cognizance primarily because as it is a personal distinction, and not a badge borne by members of the same house successively.An image used in whole or in part as a trademark or service mark.An image or logo denoting official or proprietary authority or provenience.A spectacle or show.Opinion; decision.Power of devising; invention; contrivance.
Example sentence: If there's any object in human experience that's a precedent for what a computer should be like, it's a musical instrument: a device where you can explore a huge range of possibilities through an interface that connects your mind and your body, allowing you to be emotionally authentic and expressive.