detergent vs solvent

detergent

adj
  • Synonym of cleansing. 

noun
  • Any non-soap cleaning agent, especially a synthetic surfactant. 

solvent

adj
  • Having the power of dissolving; causing solution. 

  • Able to pay all debts as they become due, and having no more liabilities than assets. 

noun
  • A fluid that dissolves a solid, liquid, or gaseous solute, resulting in a solution. 

  • That which resolves. 

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