gemstone

noun

gem·​stone ˈjem-ˌstōn 

: a mineral or petrified material that when cut and polished can be used in jewelry

Synonyms

• brilliant
• gem
• jewel
• rock [slang]

Examples of gemstone in a Sentence

traditionally, the gemstone for someone born in May is an emerald

Recent Examples on the Web

They are generally made of silicone or gemstone and can prepare your popcorn with or without oil in less than three minutes. —Bestreviews, Mercury News, 13 June 2025

Lots of bezel settings, bright bold colored gemstones, and fresh takes on timeless pearls. —Thomas Waller, Footwear News, 13 June 2025

The necklace is made up of black glass hearts that experts think were meant to imitate jet, a rare gemstone used in mourning jewelry. —Dewayne Bevil, The Orlando Sentinel, 12 June 2025

To be more specific, the talk show host wore a $85,000 necklace strung with pear and marquise-cut diamonds cemented with a giant pink morganite stone, in addition to a pair of $32,000 drop earrings comprised of round and marquise gemstones. —Michelle Lee, People.com, 10 June 2025

Word History

First Known Use

before the 12th century, in the meaning defined above

Rhymes for gemstone

• alone
• atone
• backbone
• bemoan
• bluestone
• breastbone
• brownstone
• capstone
• cheekbone
• condone
• curbstone
• cyclone

Kids Definition

gemstone

noun

gem·​stone ˈjem-ˌstōn 

: a mineral that when cut and polished can be used in jewelry