We found 17 dictionaries that define the word trepanation:

General (9 matching dictionaries)

1. trepanation: Merriam-Webster
2. trepanation: Oxford Learner's Dictionaries
3. trepanation: Collins English Dictionary
4. Trepanation, trepanation: Wordnik
5. trepanation: Wiktionary
6. trepanation: Dictionary.com
7. Trepanation (album), Trepanation (disambiguation), Trepanation: Wikipedia, the Free Encyclopedia
8. trepanation: The Phrontistery - A Dictionary of Obscure Words
9. trepanation: TheFreeDictionary.com

Business (1 matching dictionary)

10. trepanation: Legal dictionary

Medicine (4 matching dictionaries)

11. trepanation: Merriam-Webster Medical Dictionary
12. Dorland's Illustrated Medical Dictionary (No longer online)
13. online medical dictionary (No longer online)
14. trepanation: Medical dictionary

Miscellaneous (1 matching dictionary)

15. trepanation: The Skeptic's Dictionary

Science (1 matching dictionary)

16. Archaeology Wordsmith (No longer online)

Slang (1 matching dictionary)

17. trepanation: Urban Dictionary

(Note: See trepan as well.)

Definitions from Wiktionary (trepanation) ▸ noun:  The practice of drilling a hole in the skull as a physical, mental, or spiritual treatment. Similar: trephination, autotrepanation, trephining, craterization, burr hole, abaptiston, body piercing, cephalotomy, transforation, durotomy, more... Adjectives: cranial, early, historic, lateral, prehistoric, ancient, frontal, possible, simple, symbolic, corneoscleral ▸ Words similar to trepanation ▸ Usage examples for trepanation ▸ Idioms related to trepanation ▸ Wikipedia articles (New!) ▸ Popular adjectives describing trepanation ▸ Words that often appear near trepanation ▸ Rhymes of trepanation ▸ Invented words related to trepanation