ECHINUSES
Noun
echinuses
plural of echinus
Source: Wiktionary
ECHINUS
E*chi"nus, n.; pl. Echini. Etym: [L., a hedgehog, sea urchin, Gr.
1. (Zoöl.)
Definition: A hedgehog.
2. (Zoöl.)
Definition: A genus of echinoderms, including the common edible sea urchin
of Europe.
3. (Arch.)
(a) The rounded molding forming the bell of the capital of the
Grecian Doric style, which is of a peculiar elastic curve. See
Entablature.
(b) The quarter-round molding (ovolo) of the Roman Doric style. See
Illust. of Column
(c) A name sometimes given to the egg and anchor or egg and dart
molding, because that ornament is often identified with Roman Doric
capital. The name probably alludes to the shape of the shell of the
sea urchin.
Source: Webster’s Unabridged Dictionary 1913 Edition