datum vs induction

datum

noun
  • A premise from which conclusions are drawn. 

  • A floating reference point, or SLDMB, used to evaluate surface currents in a body of water. Often employed by coastal search and rescue. 

  • A fixed reference point or set of reference points which precisely define a system of measurement or a coordinate system. 

  • A fact known from direct observation. 

verb
  • To provide missing data points by using a mathematical model to extrapolate values that are outside the range of a measuring device. 

induction

noun
  • Derivation of general principles from specific instances. 

  • An act of inducing. 

  • A method of proof of a theorem by first proving it for a specific case (often an integer; usually 0 or 1) and showing that, if it is true for one case then it must be true for the next. 

  • An act of inducting. 

  • The process of inducing the birth process. 

  • The delivery of air to the cylinders of an internal combustion piston engine. 

  • Generation of an electric current by a varying magnetic field. 

  • A formal ceremony in which a person is appointed to an office or into military service. 

  • The process of showing a newcomer around a place where they will work or study. 

  • Use of rumors to twist and complicate the plot of a play or to narrate in a way that does not have to state truth nor fact within the play. 

  • Given a group of cells that emits or displays a substance, the influence of this substance on the fate of a second group of cells 

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