ə̇ˈrithrəˌtȯl, -ōl noun
( -s )
Etymology: International Scientific Vocabulary erythr- + -itol
: a sweet crystalline tetrahydroxy alcohol HOCH 2 (CHOH) 2 CH 2 OH obtained as the optically inactive meso form from lichens, algae, and yeasts or made by reduction of erythrose and used chiefly in the form of its tetranitrate as a vasodilator