chine vs cingulum

chine

noun
  • The top of a ridge. 

  • The edge or rim of a cask, etc., formed by the projecting ends of the staves; the chamfered end of a stave. 

  • A steep-sided ravine leading from the top of a cliff down to the sea. 

  • The spine of an animal. 

  • A hollowed or bevelled channel in the waterway of a ship's deck. 

  • The back of the blade on a scythe. 

  • A piece of the backbone of an animal, with the adjoining parts, cut for cooking. 

  • A longitudinal line of sharp change in the cross-section profile of the fuselage or similar body. 

  • A sharp angle in the cross section of a hull. 

verb
  • To cut through the backbone of; to cut into chine pieces. 

  • To chamfer the ends of a stave and form the chine. 

cingulum

noun
  • A ridge that girdles the base of an upper molar tooth. 

  • The clitellus of earthworms. 

  • The girdle of an alb. 

  • A distinct girdle or band of color; a raised spiral line as seen on certain univalve shells. 

  • A collection of white matter fibers projecting from the cingulate gyrus to the entorhinal cortex in the brain, allowing for communication between components of the limbic system. 

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