What is the meaning of compounding?

noun

• The act of combining things to form a new whole.
  • synonyms: combination, combining

verb

• Make more intense, stronger, or more marked.
  • usage: "The efforts were intensified, "Her rudeness intensified his dislike for her"; "Pot smokers claim it heightens their awareness"; "This event only deepened my convictions"
  • synonyms: intensify, compound, heighten, deepen
• Put or add together.
  • usage: "combine resources"
  • synonyms: compound, combine
• Calculate principal and interest.
  • synonyms: compound
• Create by mixing or combining.
  • synonyms: compound
• Combine so as to form a whole; mix.
  • usage: "compound the ingredients"
  • synonyms: compound, combine