Christmas begonia

noun

: a fibrous-rooted begonia (Begonia cheimantha) derived from the hybridization of two tuberous begonias (B. socotrana of southwestern Asia and B. dregei of southern Africa)

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