Definition of rosella
1 : an Australian parakeet (Platycercus eximius) often kept as a cage bird having the head and back of the neck scarlet and the cheeks white, the back dark green varied with lighter green, and the breast red and yellow; broadly : any parakeet of the genus Platycercus
2 Australia : a sheep that has shed a portion of its wool
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of rosella
irregular from Rosehill, district near Sydney, southeast Australia
First Known Use: 1829
Seen and Heard
What made you want to look up rosella? Please tell us where you read or heard it (including the quote, if possible).