We found 16 dictionaries that define the word thirster:

General (12 matching dictionaries)

1. thirster: Merriam-Webster
2. thirster: Vocabulary.com
3. thirster: Wordnik
4. thirster: Wiktionary
5. thirster: Dictionary.com
6. Thirster: Online Plain Text English Dictionary
7. thirster: Webster's Revised Unabridged, 1913 Edition
8. thirster: Rhymezone
9. Thirster: AllWords.com Multi-Lingual Dictionary
10. thirster: FreeDictionary.org
11. thirster: Mnemonic Dictionary
12. Thirster: TheFreeDictionary.com

Business (1 matching dictionary)

13. thirster: Legal dictionary

Computing (1 matching dictionary)

14. thirster: Encyclopedia

Medicine (1 matching dictionary)

15. thirster: Medical dictionary

Miscellaneous (1 matching dictionary)

16. thirster: Idioms

(Note: See thirst as well.)

Definitions from Wiktionary (thirster) ▸ noun:  Someone who thirsts. Similar: hungerer, water drinker, questrist, devourer, self-seeker, drinker, seeker, wanter, thrill seeker, yearner, more... Opposite: satiated, quenched, satisfied, full ▸ Words similar to thirster ▸ Usage examples for thirster ▸ Idioms related to thirster ▸ Wikipedia articles (New!) ▸ Popular adjectives describing thirster ▸ Words that often appear near thirster ▸ Rhymes of thirster ▸ Invented words related to thirster