We found 31 dictionaries that define the word caesium:

General (22 matching dictionaries)

1. caesium: Merriam-Webster
2. caesium: American Heritage Dictionary of the English Language
3. caesium: Collins English Dictionary
4. caesium: Vocabulary.com
5. Caesium, caesium: Wordnik
6. caesium: Cambridge Advanced Learner's Dictionary
7. caesium: Wiktionary
8. caesium: Webster's New World College Dictionary, 4th Ed.
9. caesium: The Wordsmyth English Dictionary-Thesaurus
10. caesium: Infoplease Dictionary
11. caesium: Dictionary.com
12. Caesium: Wikipedia, the Free Encyclopedia
13. Caesium: Online Plain Text English Dictionary
14. caesium: Rhymezone
15. Caesium: AllWords.com Multi-Lingual Dictionary
16. caesium: FreeDictionary.org
17. caesium: Mnemonic Dictionary
18. caesium: TheFreeDictionary.com
19. caesium: Wikimedia Commons US English Pronunciations
20. caesium: Longman Dictionary of Contemporary English

Computing (1 matching dictionary)

21. caesium: Encyclopedia

Medicine (3 matching dictionaries)

22. caesium: Merriam-Webster Medical Dictionary
23. online medical dictionary (No longer online)
24. caesium: Medical dictionary

Science (3 matching dictionaries)

25. caesium: Dictionary of Botanical Epithets
26. Environmental Terminology Discovery Service (No longer online)
27. caesium: WebElements Periodic Table of the Elements

Slang (1 matching dictionary)

28. caesium: Urban Dictionary

Tech (1 matching dictionary)

29. AUTOMOTIVE TERMS (No longer online)

Definitions from Wiktionary ( ) ▸ noun:  The chemical element (symbol Cs) with an atomic number of 55. It is a soft, gold-colored, highly reactive alkali metal. Similar: cesium, CS, atomic number 55, calcium, cerium, caeside, caesium auride, cesium auride, barium, sodium, more... Phrases: caesium chloride, Caesium iodide, caesium clock, caesium clocks, caesium bromide, more... Adjectives: antimony, radioactive, metallic, adsorbed, liquid, pure, silver, stable, acer, solid, bromide ▸ Words similar to caesium ▸ Usage examples for caesium ▸ Idioms related to caesium ▸ Wikipedia articles (New!) ▸ Popular adjectives describing caesium ▸ Words that often appear near caesium ▸ Rhymes of caesium ▸ Invented words related to caesium