Instrument vs. Calliope: What's the Difference?

A tool or implement used to do or facilitate work, especially a small precision tool used by a professional

The Muse of epic poetry.

A device for recording, measuring, or controlling, especially such a device functioning as part of a control system.

A musical instrument fitted with steam whistles, played from a keyboard.

(Music) A device designed to enable a person to make musical sounds, as by blowing into it, striking it, depressing the keys on a keyboard, or plucking, strumming, or running a bow over strings.

A musical organ, consisting of steam whistles played with a keyboard. Often used with merry-go-rounds.

A means by which something is done; an agency

The Muse that presides over eloquence and heroic poetry; mother of Orpheus, and chief of the nine Muses.

One used by another to accomplish a purpose; a dupe.

One of the asteroids. See Solar.

A legal document, especially one that represents a right of payment or conveys an interest, such as a check, promissory note, deed, or will.

A musical instrument consisting of a series of steam whistles, toned to the notes of the scale, and played by keys arranged like those of an organ. It is sometimes attached to steamboat boilers.

To provide or equip with instruments.

A beautiful species of humming bird (Stellula Calliope) of California and adjacent regions.

(Music) To compose or arrange for performance.

(Greek mythology) the Muse of epic poetry

A device used to produce music.

A musical instrument consisting of a series of steam whistles played from a keyboard

A means or agency for achieving an effect.

A measuring or displaying device.

A tool, implement used for manipulation or measurement.

Ellipsis of flight instrument

(legal) A legal document, such as a contract, deed, trust, mortgage, power, indenture, or will.

(figuratively) A person used as a mere tool for achieving a goal.

(transitive) To apply measuring devices.

(transitive) To devise, conceive, cook up, plan.

To perform upon an instrument; to prepare for an instrument.

That by means of which any work is performed, or result is effected; a tool; a utensil; an implement; a device; as, the instruments of a mechanic; astronomical instruments.

A contrivance or implement, by which musical sounds are produced; as, a musical instrument.

A writing, as the means of giving formal expression to some act; a writing expressive of some act, contract, process, as a deed, contract, writ, etc.

One who, or that which, is made a means, or is caused to serve a purpose; a medium, means, or agent; as, their army was primarily an instrument of oppression.

To perform upon an instrument; to prepare for an instrument; as, a sonata instrumented for orchestra.

To furnish or equip with instruments; to attach instruments to; as, the fighter planes were heavily instrumented; the patient was instrumented to monitor him remotely.

A device that requires skill for proper use

The means whereby some act is accomplished;

A person used by another to gain an end

(law) a document that states some contractual relationship or grants some right

The semantic role of the entity (usually inanimate) that the agent uses to perform an action or start a process

Any of various devices or contrivances that can be used to produce musical tones or sounds

Equip with instruments for measuring, recording, or controlling

Write an instrumental score for

Address a legal document to