arc vs metre

arc

verb
  • To shape into an arc; to hold in the form of an arc. 

  • To form an electrical arc. 

  • To move following a curved path. 

noun
  • A directed edge. 

  • An arclight. 

  • A story arc. 

  • A continuous part of the circumference of a circle (circular arc) or of another curve. 

  • That part of a circle which a heavenly body appears to pass through as it moves above and below the horizon. 

  • A curve, in general. 

  • A continuous mapping from a real interval (typically [0, 1]) into a space. 

  • A flow of current across an insulating medium; especially a hot, luminous discharge between either two electrodes or as lightning. 

  • A band contained within parallel curves, or something of that shape. 

  • The three-point line. 

metre

verb
  • To put into metrical form. 

noun
  • The basic unit of length in the International System of Units (SI: Système International d'Unités), equal to the distance travelled by light in a vacuum in 1/299 792 458 seconds. The metre is equal to 39+⁴⁷⁄₁₂₇ (approximately 39.37) imperial inches. 

  • The rhythm or measure in verse and musical composition. 

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