We found 24 dictionaries that define the word gemstone:

General (20 matching dictionaries)

1. gemstone: Merriam-Webster
2. gemstone: Oxford Learner's Dictionaries
3. gemstone: American Heritage Dictionary of the English Language
4. gemstone: Collins English Dictionary
5. gemstone: Vocabulary.com
6. Gemstone, gemstone: Wordnik
7. gemstone: Cambridge Advanced Learner's Dictionary
8. gemstone: Wiktionary
9. gemstone: Webster's New World College Dictionary, 4th Ed.
10. gemstone: The Wordsmyth English Dictionary-Thesaurus
11. gemstone: Infoplease Dictionary
12. gemstone: Dictionary.com
13. Gemstone (database), Gemstone (disambiguation), Gemstone: Wikipedia, the Free Encyclopedia
14. gemstone: Rhymezone
15. gemstone: Mnemonic Dictionary
16. gemstone: TheFreeDictionary.com
17. gemstone: Wikimedia Commons US English Pronunciations
18. gemstone: FreeDictionary.org

Art (1 matching dictionary)

19. gemstone: ArtLex Lexicon of Visual Art Terminology

Computing (1 matching dictionary)

20. Gemstone (mineral), gemstone: Encyclopedia

Science (1 matching dictionary)

21. Archaeology Wordsmith (No longer online)

Slang (1 matching dictionary)

22. gemstone: Urban Dictionary

(Note: See gemstones as well.)

Definitions from Wiktionary ( ) ▸ noun:  A gem, usually made of minerals. Similar: stone, gem, jewel, diamond, new jade, garnet, precious stone, soft jade, hard jade, red jade, more... Opposite: mineral, rock Types: diamond, ruby, sapphire, emerald, topaz, aquamarine, opal, turquoise, more... Phrases: Gemstone irradiation, GemStone IV, Operation Gemstone, transparent gemstone, red gemstone, more... Adjectives: precious, blue, green, beautiful, red, colored, natural, large, rare, particular, faceted Colors:     emerald,     ruby,     sapphire,     amethyst,     topaz, more... ▸ Words similar to gemstone ▸ Usage examples for gemstone ▸ Idioms related to gemstone ▸ Wikipedia articles (New!) ▸ Popular adjectives describing gemstone ▸ Words that often appear near gemstone ▸ Rhymes of gemstone ▸ Invented words related to gemstone