A / acnŭa
noun

acnŭa

gen. acnuae · gender feminine · decl. 1st
or , , ἄκενα or ἄκαινα
a measure; piece of land; feet square
a measure or piece of land, 120 feet square, Varr. R. R. 1, 10; Col. 5, 1, 5; cf. Isid. Orig. 15, 15, 5.