We found 7 dictionaries that define the word electric rays:

General (5 matching dictionaries)

1. electric rays: Merriam-Webster
2. electric rays: Collins English Dictionary
3. electric rays: Vocabulary.com
4. electric rays: Wiktionary
5. Electric rays: TheFreeDictionary.com

Computing (1 matching dictionary)

6. Electric rays: Encyclopedia

Medicine (1 matching dictionary)

7. electric rays: Merriam-Webster Medical Dictionary

(Note: See electric_ray as well.)

Definitions from Wiktionary (electric ray) ▸ noun:  Any of the group of rays of the order Torpedodiniformes, which can produce an electric discharge. ▸ Also see electric_ray ▸ Words similar to electric rays ▸ Usage examples for electric rays ▸ Idioms related to electric rays ▸ Wikipedia articles (New!) ▸ Words that often appear near electric rays ▸ Rhymes of electric rays ▸ Invented words related to electric rays