[ en-duh-skohp ]
/ ˈɛn dəˌskoʊp /
Save This Word!

noun Medicine/Medical.

a slender, tubular optical instrument used as a viewing system for examining an inner part of the body and, with an attached instrument, for biopsy or surgery.



Were you ready for a quiz on this topic? Well, here it is! See how well you can differentiate between the uses of "was" vs. "were" in this quiz.
Question 1 of 7
“Was” is used for the indicative past tense of “to be,” and “were” is only used for the subjunctive past tense.

Meet Grammar Coach

Write or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing

Meet Grammar Coach

Improve Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of endoscope

First recorded in 1860–65; endo- + -scope


en·do·scop·ic [en-duh-skop-ik], /ˌɛn dəˈskɒp ɪk/, adjectiveen·dos·co·pist [en-dos-kuh-pist], /ɛnˈdɒs kə pɪst/, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for endoscope

/ (ˈɛndəʊˌskəʊp) /


a long slender medical instrument used for examining the interior of hollow organs including the lung, stomach, bladder, and bowel

Derived forms of endoscope

endoscopic (ˌɛndəʊˈskɒpɪk), adjectiveendoscopist (ɛnˈdɒskəpɪst), nounendoscopy, noun
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

Medical definitions for endoscope

[ ĕndə-skōp′ ]


An instrument for examining visually the interior of a bodily canal or hollow organ such as the colon, bladder, or stomach.

Other words from endoscope

en′do•scopic (-skŏpĭk) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for endoscope

[ ĕndə-skōp′ ]

A medical instrument used for visual examination of the interior of a body cavity or a hollow organ such as the colon, bladder, or stomach. It is a rigid or flexible tube fitted with lenses, a fiber-optic light source, and often a probe, forceps, suction device, or other apparatus for examination or retrieval of tissue.

Other words from endoscope

endoscopy noun (ĕn-dŏskə-pē)
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.