We found 39 dictionaries that define the word testis:

General (25 matching dictionaries)

1. testis: Longman Dictionary of Contemporary English
2. testis: Merriam-Webster
3. testis: Oxford Learner's Dictionaries
4. testis: American Heritage Dictionary of the English Language
5. testis: Collins English Dictionary
6. testis: Vocabulary.com
7. Testis, testis: Wordnik
8. testis: Cambridge Advanced Learner's Dictionary
9. Testis: InfoVisual Visual Dictionary
10. testis: Wiktionary
11. testis: Webster's New World College Dictionary, 4th Ed.
12. testis: The Wordsmyth English Dictionary-Thesaurus
13. testis: Infoplease Dictionary
14. testis: Dictionary.com
15. testis: Online Etymology Dictionary
16. Testis: Wikipedia, the Free Encyclopedia
17. Testis: Online Plain Text English Dictionary
18. testis: Webster's Revised Unabridged, 1913 Edition
19. testis: Rhymezone
20. Testis: AllWords.com Multi-Lingual Dictionary
21. testis: FreeDictionary.org
22. testis: Mnemonic Dictionary
23. testis: TheFreeDictionary.com

Business (1 matching dictionary)

24. testis: Legal dictionary

Computing (1 matching dictionary)

25. testis: Encyclopedia

Medicine (9 matching dictionaries)

26. testis: Merriam-Webster Medical Dictionary
27. Dorland's Illustrated Medical Dictionary (No longer online)
28. Testis: MedTerms.com Medical Dictionary
29. Medical Dictionary (No longer online)
30. Testis (testes): Merck Manuals
31. online medical dictionary (No longer online)
32. testis: Dictionary of Cancer Terms
33. testis: Medical dictionary
34. Testis: Drug Medical Dictionary

Miscellaneous (2 matching dictionaries)

35. TESTIS, TESTIS, TESTIS: Terminology and Descriptions of Geneaological Words
36. testis: Genealogy Glossary

Slang (1 matching dictionary)

37. Testis: Urban Dictionary

(Note: See testes as well.)

Definitions from Wiktionary ( ) ▸ noun:  (anatomy) A testicle of a vertebrate. ▸ noun:  (biology) An analogous gland in invertebrates such as the hydra. Similar: ball, ballock, bollock, egg, gonad, nut, testicle, testical, testicularization, scrotum, more... Types: cryptorchidism, orchiectomy, orchioplasty, orchiopexy, more... Phrases: rete testis, undescended testis, testis cancer, appendix testis, cryptorchid testis, more... Adjectives: undescended, human, left, normal, fetal, right, rete, rat, contralateral, anterior, mammalian Colors:     beige,     brown,     tan,     flesh,     peach, more... ▸ Word origin ▸ Words similar to testis ▸ Usage examples for testis ▸ Idioms related to testis ▸ Wikipedia articles (New!) ▸ Popular adjectives describing testis ▸ Words that often appear near testis ▸ Rhymes of testis ▸ Invented words related to testis