mandarin vs mandarin orange

mandarin

noun
  • A tree of the species Citrus reticulata. 

  • A high government bureaucrat of the Chinese Empire. 

  • A pedantic or elitist bureaucrat. 

  • A small, sweet citrus fruit. 

  • A senior civil servant. 

  • An orange colour. 

  • A pedantic senior person of influence in academia or literary circles. 

adj
  • Pertaining to or reminiscent of mandarins; deliberately superior or complex; esoteric, highbrow, obscurantist. 

mandarin orange

noun
  • A small citrus tree (Citrus reticulata) with fruit resembling the orange. 

  • The fruit of this tree, smaller than an orange and oblate. In daily usage, it may include other similar citrus fruits like Citrus unshiu (satsuma or mikan) Citrus tangerina (tangerine). 

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