pivot vs spindle

pivot

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. 

  • An element of a set to be sorted that is chosen as a midpoint, so as to divide the other elements into two groups to be dealt with recursively. 

  • Any of a row of captioned elements used to navigate to subpages, rather like tabs. 

  • A quarterback. 

  • The officer or soldier who simply turns in his place while the company or line moves around him in wheeling. 

  • Something or someone having a paramount significance in a certain situation. 

  • A circle runner. 

  • A shift during a general election in a political candidate's messaging to reflect plans and values more moderate than those advocated during the primary. 

  • A player with responsibility for co-ordinating their team in a particular jam. 

  • An element of a matrix that is used as a focus for row operations, such as dividing the row by the pivot, or adding multiples of the row to other rows making all other values in the pivot column 0. 

  • A pivot table. 

  • Act of turning on one foot. 

verb
  • To shift a political candidate's messaging during a general election to reflect plans and values more moderate than those advocated during the primary. 

  • To turn on an exact spot. 

  • To change the direction of a business, usually in response to changes in the market. 

spindle

noun
  • A rod which turns, or on which something turns. 

  • A solid generated by the revolution of a curved line about its base or double ordinate or chord. 

  • Any marine gastropod with a spindle-shaped shell formerly in one of the three invalid genera called Fusus. 

  • The fusee of a watch. 

  • A rotary axis of a machine tool or power tool. 

  • A long and slender stalk resembling a spindle. 

  • Any marine univalve shell of the genus Tibia; a spindle stromb. 

  • Certain of the species of the genus Euonymus, originally used for making the spindles used for spinning wool. 

  • A rod used for spinning and then winding natural fibres (especially wool), usually consisting of a shaft and a circular whorl positioned at either the upper or lower end of the shaft when suspended vertically from the forming thread. 

  • A yarn measure containing, in cotton yarn, 15,120 yards; in linen yarn, 14,400 yards. 

  • A sleep spindle. 

  • An upright spike for holding paper documents by skewering. 

  • A cytoskeletal structure formed during mitosis 

  • a dragonfly, calque of Swedish slända (dragonfly/spindle), introduced by New Sweden settlers. 

  • A muscle spindle. 

  • A plastic container for packaging optical discs. Bulk blank CDs, DVDs, and BDs are often sold in such a package. 

verb
  • To make into a long tapered shape. 

  • To impale on a device for holding paper documents. 

  • To take on a long tapered shape. 

How often have the words pivot and spindle occurred in a corpus of books? (source: Google Ngram Viewer )