tensūra — Lewis & Short
tensūra, ae, f.id.,
I a stretching out, a straining, tension (post-class.): papilionis, i. e. a setting up, pitching, Hyg. Gromat. init.:
corporis,Veg. Vet. 1, 21 fin.; 2, 25; Theod. Prisc. 4, 1 med.