quadrant vs tract

quadrant

noun
  • One of the four sections made by dividing an area with two perpendicular lines. 

  • One fourth of a circle or disc; a sector with an angle of 90°. 

  • One of the four regions of the Cartesian plane bounded by the x-axis and y-axis. 

  • A measuring device with a graduated arc of 90° used in locating an altitude. 

  • One of the four categories of team wins and losses, as categorized by strength of schedule. 

tract

noun
  • An area or expanse. 

  • Part of the proper of the liturgical celebration of the Eucharist for many Christian denominations, used instead of the alleluia during Lenten or pre-Lenten seasons, in a Requiem Mass, and on a few other penitential occasions. 

  • A series of connected body organs, such as the digestive tract. 

  • A commentator's view or perspective on a subject. 

  • Continued or protracted duration, length, extent 

  • A brief treatise or discourse on a subject. 

  • A small booklet such as a pamphlet, often for promotional or informational uses. 

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