G / gĕnĭcŭlus
noun

gĕnĭcŭlus

gen. gĕnĭcŭli · gender masculine · decl. 2nd
dim. genu, a little knee, transf., in arch.
an angular bend where two pipes are joined together; a knee
an angular bend where two pipes are joined together, a knee, Vitr. 8, 7.