| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024in•fin•i•ty /ɪnˈfɪnɪti/USA pronunciation n., pl. -ties. - [uncountable] the quality or state of being infinite.
- infinite space, time, distance, or amount:[uncountable]The new telescope gave us a glimpse into infinity.
- an infinite extent, amount, or number:[countable]an infinity of stars.
- a great amount, extent, or number:[countable* usually singular]waited an infinity for her to come back.
See -fin-. WordReference Random House Unabridged Dictionary of American English © 2024in•fin•i•ty (in fin′i tē),USA pronunciation n., pl. -ties. - the quality or state of being infinite.
- something that is infinite.
- infinite space, time, or quantity.
- an infinite extent, amount, or number.
- an indefinitely great amount or number.
- [Math.]
- Mathematicsthe assumed limit of a sequence, series, etc., that increases without bound.
- Mathematicsinfinite distance or an infinitely distant part of space.
- [Photog.]
- Photographya distance between a subject and the camera so great that rays of light reflected from the subject may be regarded as parallel.
- Photographya distance setting of the camera lens beyond which everything is in focus.
- Latin infīnitās, equivalent. to in- in-3 + fīni(s) boundary (see finish) + -tās -ty2
- Middle English infinite 1350–1400
Collins Concise English Dictionary © HarperCollins Publishers:: infinity /ɪnˈfɪnɪtɪ/ n ( pl -ties)- the state or quality of being infinite
- endless time, space, or quantity
- an infinitely or indefinitely great number or amount
- the concept of a value greater than any finite numerical value
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