Significatio vocis quadragenum | Babel Free

Definitiones

1. genitive masculine/feminine/neuter plural of quadrāgēnus (“forty each”)
   feminine, form-of, genitive, masculine, neuter, plural
2. nominative/accusative/vocative neuter singular
   accusative, form-of, neuter, nominative, singular, vocative
3. accusative masculine singular
   accusative, form-of, masculine, singular

Exempla

“Haec cum machinationibus immissa in flumen defixerat fistucisque adegerat, non sublicae modo derecte ad perpendiculum, sed prone ac fastigate, ut secundum naturam fluminis procumberent, iis item contraria duo ad eundem modum iuncta intervallo pedum quadragenum ab inferiore parte contra vim atque impetu fluminis conversa statuebat.”

After he had, by means of engines, sunk these into the river, and fixed them at the bottom, and then driven them in with rammers, not quite perpendicularly, dike a stake, but bending forward and sloping, so as to incline in the direction of the current of the river; he also placed two [other piles] opposite to these, at the distance of forty feet lower down, fastened together in the same manner, but directed against the force and current of the river.

Gradus CEFR