infinity

/ɪnˈfɪnɪti/
noun
  1. The state of having no end or limit; endless space, time, or quantity.
    • The concept of infinity is difficult for many students to understand.
    • She gazed at the ocean, feeling as though it stretched into infinity.
    • In mathematics, the symbol for infinity looks like a sideways figure eight.
  2. A very large or unlimited number or amount.
    • The possibilities for the project are an infinity of ideas.
    • He spent an infinity of time waiting for the bus.
    • There seemed to be an infinity of choices on the menu.