mi·cro·scope | \ˈmī-krə-ˌskōp \

Definition of microscope 

1 : an optical instrument consisting of a lens or combination of lenses for making enlarged images of minute objects especially : compound microscope

2 : a non-optical instrument (such as one using radiations other than light or using vibrations) for making enlarged images of minute objects an acoustic microscope

Examples of microscope in a Sentence

Students viewed the crystals through a microscope.

Recent Examples on the Web

Also worth putting under a microscope: The group’s pledge to provide $50,000 to $75,000 for landscaping, according to Storlie. Blair Kamin, chicagotribune.com, "Evanston plan to demolish Harley Clarke mansion: Public vision or hidden agendas?," 13 July 2018 The key is to figure out the impact of visible parent-child interactions on the cellular changes that require microscopes and MRI machines to document. Katherine Reynolds Lewis, The Cut, "Can Scientists Tell Me If I’m a Good Mom?," 17 Apr. 2018 While some tinkered with microscopes and graduated cylinders, others were searching the stars. Doug Main, The Atlantic, "Humankind’s Most Important Material," 7 Apr. 2018 Money has been used for STEM classes and English classes, for life skills development, CPR training, and for the purchase of microscopes and guitars. Denise Coffey, Courant Community, "Killingly Teachers Receive FOLK Awards," 28 Mar. 2018 A few of the other standout classes include a vet camp, which allows 10- and 11-year-olds to use medical tools such as microscopes and dissection equipment, and the night crawlers camp, which is an overnight zoo camp. Amy Schwabe, Milwaukee Journal Sentinel, "Milwaukee County Zoo brings back dinosaur summer camps to celebrate returning Jurassic exhibit," 26 Mar. 2018 Cunningham is joined by historians, journalists, and icons like Bob Woodward to put each POTUS under the microscope and reflect on how the presidency has changed over time. Emma Dibdin, Esquire, "The 20 Best Podcasts of 2017," 15 Dec. 2017 The story about the printing press is a great example of the hummingbird effect: People must wear spectacles to read, and lenses are used to create the microscope and the telescope. Joe Bargmann, Popular Mechanics, "What the Hummingbird Can Tell Us About Innovation," 15 Oct. 2014 Large open spaces and mobile desks encourage collaboration; new microscopes and MacBooks emphasise technology. The Economist, "Reformists and traditionalists are at war over Russian schools," 26 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'microscope.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of microscope

1648, in the meaning defined at sense 1

History and Etymology for microscope

New Latin microscopium, from micr- + -scopium -scope

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Phrases Related to microscope

under a/the microscope

Statistics for microscope

Last Updated

25 Aug 2018

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Time Traveler for microscope

The first known use of microscope was in 1648

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More Definitions for microscope



English Language Learners Definition of microscope

: a device used for producing a much larger view of very small objects so that they can be seen clearly


mi·cro·scope | \ˈmī-krə-ˌskōp \

Kids Definition of microscope

: an instrument with one or more lenses used to help a person to see something very small by making it appear larger


mi·cro·scope | \ˈmī-krə-ˌskōp \

Medical Definition of microscope 

1 : an optical instrument consisting of a lens or combination of lenses for making enlarged images of minute objects especially : compound microscope — see light microscope, phase-contrast microscope, polarizing microscope, reflecting microscope, ultraviolet microscope

2 : an instrument using radiations other than light or using vibrations for making enlarged images of minute objects an acoustic microscope — see electron microscope, scanning electron microscope, x-ray microscope

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Comments on microscope

What made you want to look up microscope? Please tell us where you read or heard it (including the quote, if possible).


evasion of direct action or statement

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