Zebroid

A zebroid (also zedonk, zorse, zebra mule, zonkey, and zebrule) is the offspring of any cross between a zebra and any other equine: essentially, a zebra hybrid. In most cases, the sire is a zebra stallion. Offspring of a donkey sire and zebra dam, called a zebra hinny, or donkra, do exist but are rare. Zebroids have been bred since the 19th centur
Found on http://en.wikipedia.org/wiki/Zebroid

Zebroid

Offspring of a zebra stallion and a horse mare.
Found on http://www.farmworldonline.com/General/Terms.asp

Zebroid

A hybrid animal that results from breeding zebras and horses.
Found on http://www.superglossary.com/Glossary/Science/Biology/

zebroid

like or resembling a zebra
Found on http://phrontistery.info/z.html
No exact match found