purpurarius
From LSJ
Latin > English (Lewis & Short)
purpŭrārĭus: a, um, adj. id..
I Of or belonging to purple, purple: officinae, manufactories of purple, Plin. 35, 6, 27, § 46: taberna, Dig. 32, 1, 89: NEGOTIATOR ARTIS PVRPVRARIAE, Inscr. Orell. 4250.—
II Substt.
A ‡ purpŭrārĭus, ĭi, m., a purple-dyer, Inscr. Orell. 4271 and 4272.—
B ‡ purpŭrārĭa, ae, f.
1 A purpledye house, Inscr. Orell. 2952.—
2 A female dyer in purple, Vulg. Act. 16, 14.—
C Plur.: Purpŭrārĭae, ārum, f. (sc. insulae), two islands in the Atlantic, now Madeira and Porto Santo, Juba ap. Plin. 6, 32, 37, § 203.