conical vs strobilate

conical

noun
  • A bullet with a conical shape. 

adj
  • Describing a map projection in which meridians are mapped to equally spaced lines radiating out from the apex and parallels of latitude are mapped to circular arcs centred on the apex. 

  • Of or relating to a cone or cones. 

  • Shaped like a cone. 

strobilate

verb
  • To produce a strobilus (layered, conelike structure). 

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