macerate vs oxidane

macerate

noun
  • A macerated substance. 

verb
  • To soften (something) or separate it into pieces by soaking it in a heated or unheated liquid. 

oxidane

noun
  • An IUPAC-compliant name for water, H₂O. 

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