sulphur-crested cockatoo

noun

: a large, white, Australian cockatoo (Cacatua galerita) that has a showy erectile yellow crest, is often a destructive raider of grain crops, and is sometimes kept as a pet

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now