What is the meaning of waxing?

noun

• The application of wax to a surface.
• A gradual increase in magnitude or extent.
  • usage: "the waxing of the moon"

verb

• Cover with wax.
  • usage: "wax the car"
  • synonyms: wax
• Go up or advance.
  • usage: "Sales were climbing after prices were lowered"
  • synonyms: wax, mount, climb, rise
• Increase in phase.
  • usage: "the moon is waxing"
  • synonyms: wax, full

adjective

• Of the moon. ( pertaining to the period during which the visible surface of the moon increases)
  • usage: "the waxing moon passes from new to full"