We found 35 dictionaries that define the word tufa:

General (22 matching dictionaries)

1. tufa: Merriam-Webster
2. tufa: Oxford Learner's Dictionaries
3. tufa: American Heritage Dictionary of the English Language
4. tufa: Collins English Dictionary
5. tufa: Vocabulary.com
6. Tufa, tufa: Wordnik
7. tufa: Wiktionary
8. tufa: Webster's New World College Dictionary, 4th Ed.
9. tufa: The Wordsmyth English Dictionary-Thesaurus
10. tufa: Infoplease Dictionary
11. tufa: Dictionary.com
12. tufa: Online Etymology Dictionary
13. Tufa (general), Tufa: Wikipedia, the Free Encyclopedia
14. Tufa: Online Plain Text English Dictionary
15. tufa: Webster's Revised Unabridged, 1913 Edition
16. tufa: Rhymezone
17. Tufa: AllWords.com Multi-Lingual Dictionary
18. tufa: Webster's 1828 Dictionary
19. tufa: FreeDictionary.org
20. tufa: The Phrontistery - A Dictionary of Obscure Words
21. tufa: Mnemonic Dictionary
22. tufa: TheFreeDictionary.com

Computing (1 matching dictionary)

23. tufa: Encyclopedia

Medicine (1 matching dictionary)

24. online medical dictionary (No longer online)

Miscellaneous (3 matching dictionaries)

25. Tufa: Castle Terms
26. TUFA: Acronym Finder
27. tufa: A Word A Day

Science (4 matching dictionaries)

28. Archaeology Wordsmith (No longer online)
29. Botanical Terms (No longer online)
30. Illustrated Glossary of Geologic Terms (No longer online)
31. Bryological (No longer online)

Slang (1 matching dictionary)

32. Tufa: Urban Dictionary

Sports (1 matching dictionary)

33. CAVE AND KARST TERMINOLOGY (No longer online)

Tech (2 matching dictionaries)

34. Lake and Water Word Glossary (No longer online)
35. Urban Conservation Glossary (No longer online)

(Note: See tufaceous as well.)

Definitions from Wiktionary (tufa) ▸ noun:  Calcareous lime deposited by precipitation from a body of water, such as a hot spring. ▸ noun:  (petrology) A variety of volcanic rock, tuff. Similar: calc-tufa, calc-tuff, calctuff, calctufa, hypertufa, calciturbidite, calcisol, thinolite, tidalite, trass, more... Types: travertine, cave popcorn, stalactite, stalagmite, more... Phrases: calcareous tufa, calc tufa, trap tufa, more... Adjectives: calcareous, volcanic, soft, red, white, porous, local, brown, yellow, light, dendritic ▸ Word origin ▸ Words similar to tufa ▸ Usage examples for tufa ▸ Idioms related to tufa ▸ Wikipedia articles (New!) ▸ Popular adjectives describing tufa ▸ Words that often appear near tufa ▸ Rhymes of tufa ▸ Invented words related to tufa