axial vs predominant

axial

noun
  • A plane parallel to the surface of a tooth. 

  • A flight feather that appears between the primaries and secondaries on some birds. 

adj
  • Belonging to the axis of the body, or to the axis of any appendage or organ 

  • Relating to, resembling, or situated on an axis 

  • In the same direction as the axis, parallel to the axis. 

  • oriented close to the axis running through the centre of a cyclohexane ring, as opposed to equatorial. See w:Axial bond. 

predominant

noun
  • A subdominant. 

adj
  • Common or widespread; prevalent. 

  • Significant or important; dominant. 

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