ANGUST'ICLAVE, noun [Latin angustus, narrow, and clavus, a knob or stud.] A robe or tunic embroidered with purple studs or knobs, or by purple stripes, worn by Roman knights. The laticlave, with broader studs, was worn by senators.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI