WordReference Random House Unabridged Dictionary of American English © 2025
tryp•ars•am•ide
(tri pär′sə mīd′, -mid),USA pronunciation n. [Pharm.]
- Drugsa white, crystalline powder, C8H10O4N2AsNa·½H2, used chiefly in treating African sleeping sickness.
- formerly a trademark 1900–05