Nouns

(n)deflection, deflexion, refractionthe amount by which a propagating wave is bent
(n)deflection, deflexionthe movement of the pointer or pen of a measuring instrument from its zero position
(n)deflection, deflexion, bendingthe property of being bent or deflected
(n)diversion, deviation, digression, deflection, deflexion, divagationa turning aside (of your course or attention or concern)“a diversion from the main highway”, “a digression into irrelevant details”, “a deflection from his goal”