infinity
/in'finiti/
Học thuậtThân thiện
Definition
- 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.)