Pivot
WordNet
noun
(1) The act of turning on (or as if on) a pivot
"The golfer went to the driving range to practice his pivot"
(2) Axis consisting of a short shaft that supports something that turns
(3) The person in a rank around whom the others wheel and maneuver
verb
(4) Turn on a pivot
WiktionaryText
Etymology
pivot, probably connected with Italian pivolo, "peg, pin", diminutive of piva, pipa, "pipe".
Noun
- A thing on which something turns; specifically a metal pointed pin or short shaft in machinery, such as the end of an axle or spindle.
- Something or someone having a paramount significance in a certain situation.
- Act of turning on one foot.
Verb
- To turn on an exact spot.