Pronunciation: (sol'i-dus),[key] —n., —pl.-diPronunciation: (-dī").[key] 1. a gold coin of ancient Rome, introduced by Constantine and continued in the Byzantine Empire; bezant.
2. (in medieval Europe) a money of account equal to 12 denarii. Cf. sol2.
Pronunciation: (sol'i-dus),[key] —n.Physical Chem. (on a graph of temperature versus composition) the curve connecting the temperatures at which a solid solution is in equilibrium with its vapor and with the liquid solution, and therefore connecting melting temperatures of solid solutions. Cf. liquidus.