effectus (both the power of working possessed by anything, and the effect): vis (power). (The words are found in this connection and order.) vis et effectus: efficientia (working). Sometimes impulsus (impulsion): appulsus (approximation of an effectual means or cause, especially of the sun: then, generally, the working of one thing on another): res agenda, res gerenda or gesta (thing to be done, undertaking): plan of operations, rei agendae ordo (general term): omnis belli ratio: totius belli ratio: belli administrandi ratio (in war): to form his plan of operations, rei agendae ordinem componere: totius belli rationem describere: belli futuri consilia ordinare (Liv.): surgical operation, *curatio, quae scalpellum desiderat: operations, sectiones punctionesque (Plin.). To perform an operation, secare aliquem; scalpellum admovere or adhibere alicui rei (dative, of the limb, etc., operated upon): manum admovere or injicere: to make an operation necessary, curationem ex manu postulare (Cels.): an operation is necessary, morbus curationem ex manu postulat (after Cels.): to begin an operation, manum injicere (Cels.): to perform an operation for the eyes, secando mederi suffusioni oculorum: when he was undergoing an operation, cum secaretur (Cic.): Caesarean operation; Vid: CESAREAN.