limit vs vertex

limit

noun
  • The final, utmost, or furthest point; the border or edge. 

  • A restriction; a bound beyond which one may not go. 

  • The cone of a diagram through which any other cone of that same diagram can factor uniquely. 

  • A determining feature; a distinguishing characteristic. 

  • Fixed limit. 

  • The first group of riders to depart in a handicap race. 

  • A person who is exasperating, intolerable, astounding, etc. 

  • A value to which a sequence converges. Equivalently, the common value of the upper limit and the lower limit of a sequence: if the upper and lower limits are different, then the sequence has no limit (i.e., does not converge). 

  • Any of several abstractions of this concept of limit. 

verb
  • To restrict; not to allow to go beyond a certain bound, to set boundaries. 

  • To have a limit in a particular set. 

adj
  • Being a fixed limit game. 

vertex

noun
  • The highest point, top or apex of something. 

  • One of the elements of a graph joined or not by edges to other vertices. 

  • A point in 3D space, usually given in terms of its Cartesian coordinates. 

  • The point where the surface of a lens crosses the optical axis. 

  • An interaction point. 

  • The point at which an axis meets a curve or surface. 

  • The common point of the two rays that form an angle. 

  • A sharp downward point opposite a crotch, as in the letters "V" and "W" but not "Y". 

  • The point where the prime vertical meets the ecliptic in the western hemisphere of a natal chart. 

  • A point on the curve with a local minimum or maximum of curvature. 

  • The highest surface on the skull; the crown of the head. 

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