mi·​cro·​graph ˈmī-krə-ˌgraf How to pronounce micrograph (audio)
: a graphic reproduction of the image of an object formed by a microscope
micrograph transitive verb

Examples of micrograph in a Sentence

Recent Examples on the Web The researchers took hundreds of micrographs covering tens of thousands of individual molecules in different orientations. IEEE Spectrum, 14 Dec. 2023 The cells in the micrograph were 500 nanometer-wide orbs surrounded by a Medusa-like halo of tendrils. Joshua Sokol, Quanta Magazine, 11 Apr. 2023 This micrograph shows the presence of the fungal agent Blastomyces dermatitidis, 1978. Beth Mole, Ars Technica, 31 Mar. 2023 Bordetella pertussis, the bacterium that causes whooping cough (yellow in this colorized micrograph), infects the lungs and releases toxins that cause the relentless hacking that gave the disease its name. Melinda Wenner Moyer, Discover Magazine, 17 Feb. 2013 This micrograph of a live specimen was named an image of distinction in last year’s Nikon Small World competition. Discover Magazine, 21 Feb. 2012 This is a 10-millimeter-wide light micrograph with the individual parts stained. Discover Magazine, 21 Mar. 2014 This is a phase micrograph at 400X magnification of structures formed by a phospholipid in water. Discover Magazine, 31 Jan. 2013 The accidental image won grand prize in the 2013 Electron, Ion and Photon Beam Technology and Nanofabrication micrograph contest. Ernie Mastroianni, Discover Magazine, 22 July 2015

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'micrograph.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


International Scientific Vocabulary

First Known Use

1869, in the meaning defined above

Time Traveler
The first known use of micrograph was in 1869

Dictionary Entries Near micrograph

Cite this Entry

“Micrograph.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/micrograph. Accessed 13 Apr. 2024.

Medical Definition


mi·​cro·​graph -ˌgraf How to pronounce micrograph (audio)
: a graphic reproduction (as a photograph) of the image of an object formed by a microscope
: an instrument for measuring minute movements by magnifying and recording photographically the corresponding vibrations of a diaphragm moving in unison with the original object
micrograph transitive verb
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