eschăra, ae, f., = ἐσχάρα.
I The base or pedestal of a military engine , Vitr. 10, 17, 20.—
II In medic. lang., a scar , scab , Cael. Aur. Tard. 5, 1 fin.
·noun A genus of Bryozoa which produce delicate corals, often incrusting like lichens, but sometimes...
Webster's Dictionary of the English Language