What is the meaning of capacity?

noun

• Capability to perform or produce.
  • usage: "among his gifts is his capacity for true altruism"; "limited runway capacity"; "a great capacity for growth"
• The susceptibility of something to a particular treatment.
  • usage: "the capability of a metal to be fused"
  • synonyms: capability
• The amount that can be contained.
  • usage: "the gas tank has a capacity of 12 gallons"
  • synonyms: content
• The maximum production possible.
  • usage: "the plant is working at 80 per cent capacity"
• A specified function.
  • usage: "he was employed in the capacity of director"; "he should be retained in his present capacity at a higher salary"
• Computer science) the amount of information (in bytes) that can be stored on a disk drive. (
  • usage: "the capacity of a hard disk drive is usually expressed in megabytes"
• An electrical phenomenon whereby an electric charge is stored.
  • synonyms: capacitance, electrical capacity
• The power to learn or retain knowledge; in law, the ability to understand the facts and significance of your behavior.
  • synonyms: mental ability
• Tolerance for alcohol.
  • usage: "he had drunk beyond his capacity"