Definition of Rex
Noun: rex begonia
- Any of numerous usually rhizomatous hybrid begonias derived from an East Indian plant having rough-textured leaves patterned in silver and bronze and purple and red-brown with inconspicuous flowers
- king begonia, painted-leaf begonia, beefsteak geranium, Begonia rex
- A male sovereign; ruler of a kingdom
- king, male monarch
Anagrams containing the word rex