We found 32 dictionaries that define the word Y chromosome:

General (19 matching dictionaries)

1. y chromosome: Longman Dictionary of Contemporary English
2. Y chromosome, Y chromosome: Merriam-Webster
3. Y chromosome: Oxford Learner's Dictionaries
4. Y-chromosome: American Heritage Dictionary of the English Language
5. Y-chromosome, Y-chromosome: Collins English Dictionary
6. Y chromosome: Vocabulary.com
7. Y-chromosome: Wordnik
8. Y-chromosome, y-chromosome: Cambridge Advanced Learner's Dictionary
9. Y-chromosome, Y chromosome: Wiktionary
10. Y chromosome: The Wordsmyth English Dictionary-Thesaurus
11. Y chromosome: Infoplease Dictionary
12. Y-chromosome, Y chromosome, y chromosome: Dictionary.com
13. Y-Chromosome, Y-chromosome, Y chromosome (human), Y chromosome: Wikipedia, the Free Encyclopedia
14. Y chromosome: Rhymezone
15. y chromosome: FreeDictionary.org
16. y chromosome: Mnemonic Dictionary
17. Y-chromosome, Y chromosome: TheFreeDictionary.com

Computing (1 matching dictionary)

18. Y-chromosome, Y chromosome: Encyclopedia

Medicine (9 matching dictionaries)

19. Y chromosome: Merriam-Webster Medical Dictionary
20. Dorland's Illustrated Medical Dictionary (No longer online)
21. Chromosome, Y, Y chromosome: MedTerms.com Medical Dictionary
22. Medical Dictionary (No longer online)
23. Y chromosome: Merck Manuals
24. Y chromosome: MedFriendly Glossary
25. Y Chromosome: Medical Dictionary Online
26. Y-chromosome, Y chromosome: Medical dictionary
27. Chromosome, Y, Y chromosome: Drug Medical Dictionary

Science (2 matching dictionaries)

28. DOE Genome Glossary (No longer online)
29. Anthropology dictionary (No longer online)

Slang (1 matching dictionary)

30. THE Y CHROMOSOME, y chromosome: Urban Dictionary

(Note: See y_chromosomes as well.)

Definitions from Wiktionary (Y chromosome) ▸ noun:  (genetics) A mammalian sex chromosome, occurring only in male cells. Cells of females have a pair of X chromosomes while cells of males have an X and a Y. Similar: X chromosome, X-chromosome, X-linked gene, X-linked trait, sex chromosome, XY system, Klinefelter syndrome, XX-XY system, X0 system, idiochromosome, more... Opposite: x chromosome, female chromosome ▸ Words similar to Y chromosome ▸ Usage examples for Y chromosome ▸ Idioms related to Y chromosome ▸ Wikipedia articles (New!) ▸ Words that often appear near Y chromosome ▸ Rhymes of Y chromosome ▸ Invented words related to Y chromosome