Luna
Americannoun
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the ancient Roman goddess personifying the moon, sometimes identified with Diana.
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(in alchemy) silver.
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(lowercase) Also the crescent-shaped receptacle within the monstrance, for holding the consecrated Host in an upright position.
noun
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the alchemical name for silver
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Greek counterpart: Selene. the Roman goddess of the moon
noun
Etymology
Origin of Luna
From the Latin word lūna the moon
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Shortly after the models launched, OpenAI lowered the price of GPT-5.6 Luna by 80% and GPT-5.6 Terra by 20%.
From The Wall Street Journal ● Oct. 8, 2026
Yet the star of the book is not human at all, but an injured rescue dog, Luna, whom a few of the characters befriend.
From The Wall Street Journal ● Oct. 6, 2026
Data also show that retention rates have fallen under Luna after rising precipitously toward the end of Villanueva’s tenure.
From Los Angeles Times ● Oct. 1, 2026
“We’re under the deadline of getting ready for the Olympics, and there’s no way that Luna is going to be in position to assist with the Olympics,” Villanueva said.
From Los Angeles Times ● Oct. 1, 2026
On February 1, I heard on the radio that the Russians had launched Luna I, the first man-made object ever to break away from Earth’s gravity.
From "October Sky" by Homer Hickam
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
