S / sectūra
noun

sectūra

gen. sectūrae · gender feminine · decl. 1st
a cutting
a cutting (very rare).
Lit.: scutum a secturā, Varr. L. L. 5, § 115 Müll.: callaides secturā formantur, alias fragiles, Plin. 37, 8, 33, § 111.—
by extension
A cut
A cut: ut sectura inferior ponatur semper, Plin. 17, 17, 28, § 124.—
The place where any thing is cut; dug; diggings
The place where any thing is cut or dug, diggings, mines: aerariae secturaeque, Caes. B. G. 3, 21, 3 (al. structurae).