S / sēmĭcănālĭcŭlus
noun hapax

sēmĭcănālĭcŭlus

gen. sēmĭ-cănālĭcŭli · gender masculine · decl. 2nd
the halfchannel; groove on the edge of a triglyph
the halfchannel or groove on the edge of a triglyph, Vitr. 4, 3, 5.