instrument

Sense 1 noun

a device that requires skill for proper use

Sense 2 verb

equip with instruments for measuring, recording, or controlling

Sense 3 noun

the means whereby some act is accomplished

my greed was the instrument of my destruction

Sense 4 verb

write an instrumental score for

Sense 5 noun

a person used by another to gain an end

Sense 6 verb

address a legal document to

Sense 7 noun

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

Sense 8 noun

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

Sense 9 noun

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