micrometeoroid

noun

mi·​cro·​me·​te·​or·​oid ˌmī-krō-ˈmē-tē-ə-ˌrȯid How to pronounce micrometeoroid (audio)

Example Sentences

Recent Examples on the Web Shortly after announcing that those images would release in July, though, dire news was shared – a micrometeoroid had hit Webb. Joshua Hawkins, BGR, 1 Oct. 2022 The first one, called a deep-field image, is of a patch of sky that, from Earth, is about the equivalent of what would be occluded by a grain of sand—or a micrometeoroid—held out at arm’s length. Rivka Galchen, The New Yorker, 18 July 2022 While the James Webb was damaged by the micrometeoroid, the telescope is still performing beyond expectations. Joshua Hawkins, BGR, 21 July 2022 Since its launch, arguably the roughest luck the James Webb Space Telescope has had is hitting a micrometeoroid the size of a grain of sand. Rivka Galchen, The New Yorker, 18 July 2022 But a micrometeoroid has now taken a swing at the James Webb. Joshua Hawkins, BGR, 9 June 2022 That’s despite the space observatory last week being struck by a micrometeoroid. Jamie Carter, Forbes, 11 June 2022 James Webb space telescope has been hit by a micrometeoroid. Joshua Hawkins, BGR, 9 June 2022 The recent hit—a micrometeoroid is tiny, generally considered smaller than a grain of sand and weighing less than a gram—was larger than what was modeled, and beyond what could have been tested on the ground, NASA tells Reuters. Tim Newcomb, Popular Mechanics, 9 June 2022 See More

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

Word History

First Known Use

1954, in the meaning defined above

Time Traveler
The first known use of micrometeoroid was in 1954

Dictionary Entries Near micrometeoroid

Cite this Entry

“Micrometeoroid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/micrometeoroid. Accessed 30 Nov. 2022.

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