manaca

noun

man·​a·​ca

ˈmanə̇kə

variants or manacan

-kən

or less commonly manaca root

plural -s

: the dried root of a shrub (Brunfelsia hopeana) of Brazil and the West Indies that has been used to treat rheumatism and syphilis

called also vegetable mercury

Word History

Etymology

Portuguese manacá, from Tupi

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