dimensionality vs importance

dimensionality

noun
  • The state or characteristic of possessing dimensions. 

  • The number of dimensions something has. 

importance

noun
  • significance or prominence. 

  • The quality or condition of being important or worthy of note. 

  • Something of importance. 

  • personal status or standing. 

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