We found 27 dictionaries that define the word y-axis:

General (19 matching dictionaries)

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

Computing (2 matching dictionaries)

18. y-axis: CCI Computer
19. Y-axis: Encyclopedia

Science (2 matching dictionaries)

20. y-Axis: Eric Weisstein's World of Mathematics
21. y-axis: MATH SPOKEN HERE!

Tech (4 matching dictionaries)

22. y-axis: Webster's New World Telecom Dictionary
23. Glossary of Composite Terms (No longer online)
24. y-axis: Data Acquisition
25. Rane Professional Audio Reference (No longer online)

(Note: See y-axes as well.)

Definitions from WordNet ( ) ▸ noun:  the vertical axis in a plane coordinate system Similar: z-axis, x-axis, axis, ordinate, x-direction, y-direction, coordinate axis, co-ordinate axis, conjugate axis, real axis, more... Opposite: x-axis, horizontal axis Types: dependent variable, ordinate, more... ▸ Words similar to y-axis ▸ Usage examples for y-axis ▸ Idioms related to y-axis ▸ Wikipedia articles (New!) ▸ Popular adjectives describing y-axis ▸ Words that often appear near y-axis ▸ Rhymes of y-axis ▸ Invented words related to y-axis