noon vs numeral

noon

noun
  • The letter ن in the Arabic script. 

  • The highest point; culmination. 

  • The time of day when the sun is in its zenith; twelve o'clock in the day, midday. 

verb
  • To relax or sleep around midday 

numeral

noun
  • A symbol that is not a word and represents a number, such as the Arabic numerals 1, 2, 3 and the Roman numerals I, V, X, L. 

  • A number word, a simple or compound word for a number often having particular grammatical attributes depending on the language. 

  • A card whose rank is a number (usually including the ace as 1). 

  • A representation of a number composed of such symbols. 

adj
  • Of or relating to numbers; numerical. 

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