Definition

1. Noun:
   • A concept of endlessness or boundlessness: "Infinity" refers to something that has no limit, end, or boundary. It is often used in abstract, mathematical, and philosophical contexts to denote a quantity greater than any assignable number.
   • An indefinitely large number or amount: In more general use, "infinity" can describe an extremely large, immeasurable quantity.

Examples of Usage

• Noun:
  • The universe may extend to infinity. (The universe might continue without any end.)
  • The number of points on a line is infinity. (The quantity is limitless and cannot be counted.)
  • She felt a love of infinity for her newborn child. (She felt an immeasurably vast love.)

Advanced Usage

• "to infinity": endlessly, without limit.
  • The sequence of numbers continues to infinity. (The series of numbers goes on forever.)
• "at infinity": (used in mathematics and optics) at a point or distance that is infinitely far away.
  • Parallel lines meet at infinity. (This is a concept in projective geometry.)

Variants and Related Words

• Infinite (adj): limitless or endless in space, extent, or size; impossible to measure or calculate.
  • The universe is infinite.
• Infinitesimal (adj): extremely small; approaching zero.
  • An infinitesimal fraction of a second.

Synonyms

• Endlessness: The quality of having no end.
• Boundlessness: Without limits or boundaries.
• Eternity: Infinite or unending time (often used in a temporal, rather than quantitative, sense).

Related Phrases

• Infinity symbol (∞): The mathematical symbol representing the concept of infinity.
  • The equation uses the infinity symbol.
• Infinity pool: A swimming pool where the water flows over one or more edges, creating a visual effect of water extending to the horizon.
  • They stayed at a resort with a stunning infinity pool.

Idioms

• Ad infinitum: (Latin phrase used in English) To infinity; endlessly; forever.
  • The meeting droned on ad infinitum. (The meeting continued seemingly without end.)

Noun

1. time without end