What is the meaning of Deflector?

Something which deflects something else, especially a stream of fluid or particles.

A diaphragm in a lamp, stove, etc. by which the flame and gases are brought together to improve combustion.

A force field; an invisible barrier used as a protective shield.

first-person singular present passive indicative of dēflectō

deflector

defecting

deflector

baffle, baffle plate

Source: wiktionary.org