A / at-tertĭātus
adjective hapax

at-tertĭātus

fem. at-tertĭāta · neut. at-tertĭātum
(), , as if Part. of attertio, āre [adtertius]
boiled down to a third part
boiled down to a third part: lixivium attertiatum, Plin. Val. 1, 29.