māchinor ātus, ārī, dep. machina, to contrive skilfully, devise, design, frame, invent: quantā operā machinata natura sit: haec ad voluptatem.
— To contrive artfully, scheme, plot: senatoribus pernitiem, S.: mihi insidias: Turno necem, L.: pestem in nos: indicium a P. Autronio machinatum, devised, S.