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Definition of omega
1 : the 24th and last letter of the Greek alphabet — see alphabet table
2 : the extreme or final part : end
3a : a negatively charged elementary particle that has a mass 3270 times the mass of an electron —called also omega minusb : a very short-lived unstable meson with mass 1532 times the mass of an electron —called also omega meson
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Recent Examples of omega from the Web
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Available for dry, thinning and oily hair, the beauty-boosting supplements are packed with nourishing ingredients like biotin, omega 3 and silica.
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Watch for something bigger and more flashily styled, like the Escala concept but still using a version of the Omega platform, to play that role.
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Because almonds contain vitamin E and omega 3 fatty acids, its consumption is linked to reducing the risk of heart disease.
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Think Brain Dust and a spoonful of chia in your morning smoothie to get your Omega 3s.
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Omega also amended a $250 million senior unsecured term loan credit facility and a subsidiary entered into a new $100 million senior unsecured term loan credit facility to replace one of the same size.
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Omega invests in facilities for the long-term care industry.
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The alpha and the omega: The first man fired by President Donald Trump has become pivotal in the firing of the last man canned by the president.
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Salmon Salmon is packed with omega 3 fatty acids, which are proven to improve our mood.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'omega'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of omega
Middle English, from Greek ō mega, literally, large o
OMEGA Defined for English Language Learners
omega
playDefinition of omega for English Language Learners
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: the 24th and last letter of the Greek alphabet
Medical Dictionary
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