ergastulum

Probably from Ancient Greek ἐργαστήριον (ergastḗrion, “workshop”), from ἐργαστής (ergastḗs, “worker, employee”), from ἐργάζομαι (ergázomai, “I work, do labor”).

ergastulum n (genitive ergastulī); second declension

1. penitentiary, workhouse (or its residents)
2. slave prison

Second-declension noun (neuter).

• Italian: ergastolo
• Portuguese: ergástulo
• Sicilian: ergàstulu
• Spanish: ergástulo

• “ergastulum”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “ergastulum”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• ergastulum in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)
• ergastulum in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette
• “ergastulum”, in Harry Thurston Peck, editor (1898) Harper's Dictionary of Classical Antiquities, New York: Harper & Brothers
• “ergastulum”, in William Smith et al., editor (1890) A Dictionary of Greek and Roman Antiquities, London: William Wayte. G. E. Marindin