What is the meaning of aid?

noun

• A resource.
  • usage: "visual aids in teaching"
  • synonyms: assistance, help
• The activity of contributing to the fulfillment of a need or furtherance of an effort or purpose.
  • usage: "he gave me an assist with the housework"; "could not walk without assistance"; "rescue party went to their aid"; "offered his help in unloading"
  • synonyms: assist, assistance, help
• Money to support a worthy person or cause.
  • synonyms: economic aid, financial aid
• The work of providing treatment for or attending to someone or something.
  • usage: "no medical care was required"; "the old car needs constant attention"
  • synonyms: care, attention, tending

verb

• Give help or assistance; be of service.
  • usage: "Everyone helped out during the earthquake"; "Can you help me carry this table"; "She never helps around the house"
  • synonyms: help, assist
• Improve the condition of.
  • usage: "These pills will help the patient"
  • synonyms: help