catenary vs vault

catenary

noun
  • Any physical cable, rope, chain, or other weight-supporting structure taking such geometric shape, as a suspension cable for a bridge or a power-transmission line or an arch for a bridge or roof. 

  • The curve described by a flexible chain or a rope if it is supported at each end and is acted upon by no other forces than a uniform gravitational force due to its own weight and variations involving additional and non-uniform forces. 

  • A cable, the segments of which between supports take a catenary geometric shape, supporting in turn an overhead conductor that provides trains, trams or trolley buses with electricity, or the combination of the conductor, the cable, and supports. 

  • The curve of an anchor cable from the seabed to the vessel; it should be horizontal at the anchor so as to bury the flukes. 

adj
  • Relating to a chain; like a chain. 

  • Relating to a catena. 

vault

noun
  • An arched masonry structure supporting and forming a ceiling, whether freestanding or forming part of a larger building. 

  • A piece of apparatus used for performing jumps. 

  • Any cellar or underground storeroom. 

  • Any archive of past content. 

  • Any arched ceiling or roof. 

  • Anything resembling such a downward-facing concave structure, particularly the sky and caves. 

  • The space covered by an arched roof, particularly underground rooms and (Christianity, obsolete) church crypts. 

  • An encrypted digital archive. 

  • The secure room or rooms in or below a bank used to store currency and other valuables; similar rooms in other settings. 

  • An act of vaulting, formerly (chiefly) by deer; a leap or jump. 

  • Any burial chamber, particularly those underground. 

  • An event or performance involving a vaulting horse. 

  • A gymnastic movement performed on this apparatus. 

  • Synonym of volte: a circular movement by the horse. 

verb
  • To jump or leap over. 

  • To build as, or cover with a vault. 

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