Normally, all red blood cells are about the same size, with a diameter of 6.2-8.2 micrometers (µm).2 Certain conditions, such as anemia, can lead to different sizes of your red blood cells.—Suchandrima Bhowmik, Health, 3 Aug. 2024 While the signal from the planet was quite bright at a number of wavelengths, the planet couldn't even be detected in one area of the spectrum (3.5 to 5 micrometers, for the curious).—John Timmer, Ars Technica, 24 July 2024 Fine particulate matter air pollution, or tiny particles measuring less than 2.5 micrometers in diameter—30 times thinner than a human hair—reached levels over 16 times the safe limit.—Olivia Ferrari, Smithsonian Magazine, 16 July 2024 The Shoji Takeuchi Research Group at the University of Tokyo
In practice, the rotator seems to work as described, spinning at an average speed of about 20 to 40 micrometers per second.—Michael Irving, New Atlas, 10 July 2024 See all Example Sentences for micrometer
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'micrometer.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
Etymology
Noun (1)
French micromètre, from micr- + -mètre -meter
Noun (2)
International Scientific Vocabulary micr- + meter entry 3
Share