[ in-struh-men-tid ]
/ ˈɪn strəˌmɛn tɪd /


equipped with instruments to perform specified functions, as testing, measurement, or control: an instrumented railroad car.

Origin of instrumented

First recorded in 1945–50; instrument + -ed3

Definition for instrumented (2 of 2)


[ in-struh-muh nt ]
/ ˈɪn strə mənt /


verb (used with object)

to equip with instruments, as a machine or manufacturing process: to instrument a space vehicle.
to arrange a composition for musical instruments; orchestrate.

Origin of instrument

1250–1300; Middle English < Latin instrūmentum equip-ment, equivalent to instrū-, stem of instruere to equip (see instruct) + -mentum -ment; see instruct
Related formsun·der·in·stru·ment, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for instrumented

  • A few guys have tried to follow the unmanned, instrumented rockets, out to the system of Saturn.

    The Planet Strappers|Raymond Zinke Gallun
  • Off to one side he saw the launch crew moving into an instrumented dugout.

    First on the Moon|Jeff Sutton
  • The instrumented rockets didn't run into them, and they were too light to show clearly on radar.

    The Planet Strappers|Raymond Zinke Gallun

British Dictionary definitions for instrumented


noun (ˈɪnstrəmənt)

verb (ˈɪnstrəˌmɛnt) (tr)

another word for orchestrate (def. 1)
to equip with instruments

Word Origin for instrument

C13: from Latin instrūmentum tool, equipment, from instruere to erect, furnish; see instruct
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for instrumented



late 13c., "musical instrument," from Old French instrument "means, device; musical instrument" (14c., earlier estrument, 13c.) and directly from Latin instrumentem "a tool, apparatus, furniture, dress, document," from instruere "arrange, furnish" (see instruct). Meaning "tool, implement, utensil" is early 14c. in English; meaning "written document by which formal expression is given to a legal act" is from early 15c.

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for instrumented


[ ĭnstrə-mənt ]


A tool or implement, as for surgery.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.