divider vs moiety

divider

noun
  • One who or that which divides or separates. 

  • A physical object for dividing up a space. 

  • A piece of card placed in a ring binder to separate groups of documents. 

  • An electronic device for separating a signal, frequency, etc., into two or more parts. 

  • A device resembling a drawing compass and used to transfer measurements of length. 

  • The median (US) or central reservation (UK) of a highway or other road where traffic in opposite directions are kept separated. 

moiety

noun
  • A share or portion, especially a smaller share. 

  • Each descent group in a culture which is divided exactly into two descent groups. 

  • A specific segment of a molecule. 

  • A half. 

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