arrow vs indicator

arrow

noun
  • A sign or symbol used to indicate a direction (e.g. →). 

  • A projectile consisting of a shaft, a point and a tail with stabilizing fins that is shot from a bow. 

  • A directed edge. 

  • A dart. 

  • The inflorescence or tassel of a mature sugar cane plant. 

  • The -> symbol, which has specific meanings in various programming languages. 

verb
  • To move swiftly and directly (like an arrow). 

  • To let fly swiftly and directly. 

  • To develop an inflorescence. 

  • To navigate using the arrow keys. 

indicator

noun
  • A pointer or index that indicates something. 

  • Any of many substances, such as litmus, used to indicate the concentration of a substance, or the degree of a reaction. 

  • The needle or dial on such a meter. 

  • A plant or animal whose presence is indicative of some specific environment. 

  • A turn signal; each of the flashing lights on each side of a vehicle which indicate a turn is being made to left or right, or a lane change etc. 

  • A measure, such as unemployment rate, which can be used to predict economic trends. 

  • A bird, the honeyguide. 

  • A meter or gauge. 

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