We found 26 dictionaries that define the word technetium:

General (16 matching dictionaries)

1. technetium: Merriam-Webster
2. technetium: Oxford Learner's Dictionaries
3. technetium: American Heritage Dictionary of the English Language
4. technetium: Collins English Dictionary
5. technetium: Vocabulary.com
6. technetium: Wordnik
7. technetium: Wiktionary
8. technetium: Webster's New World College Dictionary, 4th Ed.
9. technetium: The Wordsmyth English Dictionary-Thesaurus
10. technetium: Infoplease Dictionary
11. technetium: Dictionary.com
12. Technetium: Wikipedia, the Free Encyclopedia
13. technetium: Rhymezone
14. technetium: FreeDictionary.org
15. technetium: Mnemonic Dictionary
16. technetium: TheFreeDictionary.com

Business (1 matching dictionary)

17. technetium: Financial dictionary

Computing (1 matching dictionary)

18. technetium: Encyclopedia

Medicine (5 matching dictionaries)

19. technetium: Merriam-Webster Medical Dictionary
20. Dorland's Illustrated Medical Dictionary (No longer online)
21. Medical Dictionary (No longer online)
22. online medical dictionary (No longer online)
23. technetium: Medical dictionary

Science (2 matching dictionaries)

24. Technetium: Extragalactic Astronomy
25. Technetium, technetium: WebElements Periodic Table of the Elements

Slang (1 matching dictionary)

26. technetium: Urban Dictionary

Definitions from Wiktionary (technetium) ▸ noun:  A metallic chemical element (symbol Tc) with an atomic number of 43. Similar: TC, atomic number 43, tellurium, tritium, untriquadium, ununtrium, tritantalum, tridecacopper, untriunium, tristrontium, more... Types: man-made, radioactive, transuranic, synthetic, more... Phrases: technetium compounds, technetium 99m, technetium tc 99m sulfur colloid, technetium 99, technetium coated sulfur colloid, more... Adjectives: 99m, radioactive, free, metallic, thallium, separate, unstable, unbound, neutral, heptavalent, reduced Colors:     silver,     gray,     platinum,     chrome,     gunmetal, more... ▸ Words similar to technetium ▸ Usage examples for technetium ▸ Idioms related to technetium ▸ Wikipedia articles (New!) ▸ Popular adjectives describing technetium ▸ Words that often appear near technetium ▸ Rhymes of technetium ▸ Invented words related to technetium