T / tertĭātĭo
noun hapax

tertĭātĭo

gen. tertĭātōnis · gender feminine · decl. 3rd
a doing a thing the third time;; that which is produced by a third operation
a doing a thing the third time; concr., that which is produced by a third operation: miscere tertiationem cum primā pressurā, the oil produced by the third pressure, Col. 12, 52, 11.