We found 12 dictionaries that define the word undulatory theory:

General (8 matching dictionaries)

1. undulatory theory: Merriam-Webster
2. undulatory theory: Vocabulary.com
3. undulatory theory: Wordnik
4. undulatory theory: Dictionary.com
5. undulatory theory: Rhymezone
6. undulatory theory: FreeDictionary.org
7. undulatory theory: Mnemonic Dictionary
8. undulatory theory: TheFreeDictionary.com

Business (1 matching dictionary)

9. undulatory theory: Legal dictionary

Computing (1 matching dictionary)

10. undulatory theory: Encyclopedia

Medicine (2 matching dictionaries)

11. undulatory theory: Merriam-Webster Medical Dictionary
12. undulatory theory: Medical dictionary

Definitions from WordNet (undulatory theory) ▸ noun:  (physics) the theory that light is transmitted as waves Opposite: particle theory, corpuscular theory ▸ Words similar to undulatory theory ▸ Usage examples for undulatory theory ▸ Idioms related to undulatory theory ▸ Wikipedia articles (New!) ▸ Words that often appear near undulatory theory ▸ Rhymes of undulatory theory ▸ Invented words related to undulatory theory