cultivar vs hybrid

cultivar

noun
  • A cultivated (not necessarily botanical) variety of a plant species or hybrid of two species. 

hybrid

noun
  • Offspring resulting from cross-breeding different entities, e.g. two different species or two purebred parent strains. 

  • An electronic circuit constructed of individual devices bonded to a substrate or PCB. 

  • A hybrid vehicle (especially a car), one that runs on both fuel (gasoline/diesel) and electricity (battery or energy from the sun). 

  • A word whose elements are derived from different languages. 

  • A bicycle that is a compromise between a road bike and a mountain bike. 

  • A golf club that combines the characteristics of an iron and a wood. 

  • A computer that is part analog computer and part digital computer. 

adj
  • Consisting of diverse components. 

  • Running on both fuel (gasoline/diesel) and electricity (battery or energy from the sun). 

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