circle vs single

circle

verb
  • To travel around along a curved path. 

  • To travel in circles. 

  • To place or mark a circle around. 

  • To surround. 

noun
  • An instrument of observation, whose graduated limb consists of an entire circle. When fixed to a wall in an observatory, it is called a mural circle; when mounted with a telescope on an axis and in Y's, in the plane of the meridian, a meridian or transit circle; when involving the principle of reflection, like the sextant, a reflecting circle; and when that of repeating an angle several times continuously along the graduated limb, a repeating circle. 

  • A two-dimensional geometric figure, a disk, consisting of the set of all those points of a plane at a distance less than or equal to a fixed distance (radius) from a given point. 

  • A form of argument in which two or more unproved statements are used to prove each other; inconclusive reasoning. 

  • A line comprising two semicircles of 30 yards radius centred on the wickets joined by straight lines parallel to the pitch used to enforce field restrictions in a one-day match. 

  • A bagginess of the skin below the eyes from lack of sleep. 

  • A series ending where it begins, and repeating itself. 

  • A territorial division or district. 

  • Any thin three-dimensional equivalent of the geometric figures. 

  • Any shape, curve or arrangement of objects that approximates to or resembles the geometric figures. 

  • A two-dimensional geometric figure, a line, consisting of the set of all those points in a plane that are equally distant from a given point (center). 

  • A curve that more or less forms part or all of a circle. 

  • A specific group of persons; especially one who shares a common interest. 

  • The orbit of an astronomical body. 

  • A ritual circle that is cast three times deosil and closes three times widdershins either in the air with a wand or literally with stones or other items used for worship. 

  • A traffic circle or roundabout. 

single

noun
  • A score of one point, awarded when a kicked ball is dead within the non-kicking team's end zone or has exited that end zone. 

  • A bill valued at $1. 

  • A 45 RPM vinyl record with one song on side A and one on side B. 

  • A tile that has a different value (i.e. number of pips) at each end. 

  • A single cigarette. 

  • A one-way ticket. 

  • A handful of gleaned grain. 

  • A popular song released and sold (on any format) nominally on its own though usually having at least one extra track. 

  • A shot of only one character. 

  • A score of one run. 

  • A game with one player on each side, as in tennis. 

  • One of the reeled filaments of silk, twisted without doubling to give them firmness. 

  • A floating-point number having half the precision of a double-precision value. 

  • One who is not married or does not have a romantic partner. 

  • A hit in baseball where the batter advances to first base. 

verb
  • To take the irregular gait called singlefoot. 

  • To reduce (a railway) to single track. 

  • To identify or select one member of a group from the others; generally used with out, either to single out or to single (something) out. 

  • To thin out. 

  • To get a hit that advances the batter exactly one base. 

adj
  • Not accompanied by anything else; one in number. 

  • Designed for the use of only one. 

  • Performed by one person, or one on each side. 

  • Not divided in parts. 

  • Not married, and (in modern times) not dating or without a significant other. 

  • Having only one rank or row of petals. 

  • Uncompounded; pure; unmixed. 

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