noun
gemstone
JEHM-stohn
noun
1
A mineral or stone that has been cut and polished for use in jewelry.
"Sapphire is a durable gemstone often used in engagement rings."
How to Use Gemstone
Learner’s notesIn plain EnglishA polished stone used in jewelry, such as a diamond or ruby.
Word Forms
gemstones plural
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Sapphire is a durable _____ often used in engagement rings.
Etymology
From Old English ġimstān, a compound of gem and stone.