neutrino

noun
neu·​tri·​no | \ nü-ˈtrē-(ˌ)nō How to pronounce neutrino (audio) , nyü- \
plural neutrinos

Definition of neutrino

: an uncharged elementary particle that is believed to have a very small mass, that has any of three forms, and that interacts only rarely with other particles

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Other Words from neutrino

neutrinoless \ nü-​ˈtrē-​(ˌ)nō-​ləs How to pronounce neutrinoless (audio) , nyü-​ \ adjective

Examples of neutrino in a Sentence

Recent Examples on the Web This spring, scientists will increase the sensitivity of the 22-year-old Super-Kamiokande neutrino observatory by doping water in its observation chamber with the rare-earth metal gadolinium. Science News Staff, Science | AAAS, "The science stories likely to make headlines in 2020," 2 Jan. 2020 The existence of another tiny particle, the neutrino, was confirmed in 2018. Jennifer Leman, Popular Mechanics, "The Deep Space Decade: How a New Era of Exploration Came of Age in the 2010s," 31 Dec. 2019 Scientists and observatories around the world were able to trace the neutrino to a galaxy with a supermassive, rapidly spinning black hole at its center, known as a blazar. Ashley Strickland, CNN, "Exoplanets, black holes, human ancestors and new dinosaurs: The 2010s were stellar for space and science discoveries," 20 Dec. 2019 The tiny, high-energy cosmic particle is called a neutrino, and it was found by sensors deep in the Antarctic ice in the IceCube detector. Ashley Strickland, CNN, "Exoplanets, black holes, human ancestors and new dinosaurs: The 2010s were stellar for space and science discoveries," 20 Dec. 2019 And soon the largest experiment of its kind will beam minuscule neutrinos underground from Illinois to South Dakota, with luck demonstrating how these mysterious particles buck the Standard Model. Andrea Gawrylewski, Scientific American, "Physics at the Limits," 30 Apr. 2019 The hard part is actually catching a neutrino, especially one from a distant source, but that’s what the IceCube observatory in Antarctica did in September 2017. Bill Andrews, Discover Magazine, "State of Science: Neutrinos Provide a New Way to Probe the Cosmos," 1 Jan. 2019 Somehow, a single neutrino can morph into different types! Nandita Jayaraj, Quartz India, "Meet Indumathi, the Indian scientist who wants to capture one of the universe’s smallest particles," 27 Aug. 2019 The field of neutrino astronomy has become a reality. Bill Andrews, Discover Magazine, "State of Science: Neutrinos Provide a New Way to Probe the Cosmos," 1 Jan. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'neutrino.' 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 neutrino

1934, in the meaning defined above

History and Etymology for neutrino

Italian, from neutro neutral, neuter, from Latin neutr-, neuter

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Time Traveler for neutrino

Time Traveler

The first known use of neutrino was in 1934

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Statistics for neutrino

Last Updated

7 Mar 2020

Cite this Entry

“Neutrino.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/neutrino. Accessed 1 Apr. 2020.

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More Definitions for neutrino

neutrino

noun
How to pronounce neutrino (audio)

English Language Learners Definition of neutrino

physics : a particle that is smaller than an atom and that has no electrical charge

neutrino

noun
neu·​tri·​no | \ n(y)ü-ˈtrē-(ˌ)nō How to pronounce neutrino (audio) \
plural neutrinos

Medical Definition of neutrino

: an uncharged elementary particle that is believed to be massless or to have a very small mass, that has any of three forms, and that interacts only rarely with other particles

More from Merriam-Webster on neutrino

Rhyming Dictionary: Words that rhyme with neutrino

Britannica.com: Encyclopedia article about neutrino

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