eta meaning, definition, what is eta: the seventh letter of the Greek alphabet. Learn more.
shafts definition, shafts meaning | English dictionary. shaft. 1 the long narrow pole that forms the body of a spear, arrow, etc. 4 a rod or pole forming the handle of a hammer, axe, golf club, etc.
axle. 1  Machinery. the pin, bar, shaft, or the like, on which or by means of which a wheel or pair of wheels rotates. 2  the spindle at either end of an axletree. 3  an axletree.