star sapphire

noun

: a sapphire that when cut with a convex surface and polished exhibits asterism

Examples of star sapphire in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
This year’s cache of outsize stones includes a mystical star sapphire (seen here), a bright-orange spessartite garnet, and a juicy purplish-pink spinel. Paige Reddinger, Robb Report, 12 June 2024 Krogstad found the gold ring with a blue star sapphire wedged in a crevice on Grytoya Island more than 20 years after the helicopter crash. Jeff McDonald, San Diego Union-Tribune, 6 Jan. 2024 The stone was found in the gem-rich Ratnapura area where local people had previously found the world's largest star sapphire cluster in a backyard by accident. Reuters, CNN, 13 Dec. 2021 My something blue was a double-star sapphire ring my mother purchased in Jaipur during her travels in India. Alexandra MacOn, Vogue, 2 Dec. 2021 Myrna Loy wearing her star sapphire engagement ring. Beth Bernstein, Forbes, 1 Sep. 2021

Word History

First Known Use

1798, in the meaning defined above

Time Traveler
The first known use of star sapphire was in 1798

Browse Nearby Words

Cite this Entry

“Star sapphire.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/star%20sapphire. Accessed 18 Sep. 2025.

More from Merriam-Webster on star sapphire

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!