infinity

in·fin·i·ty

noun \in-ˈfi-nə-tē\

plural in·fin·i·ties

Definition of INFINITY

1

a : the quality of being infinite b : unlimited extent of time, space, or quantity : boundlessness

2

: an indefinitely great number or amount <an infinity of stars>

3

a : the limit of the value of a function or variable when it tends to become numerically larger than any preassigned finite number b : a part of a geometric magnitude that lies beyond any part whose distance from a given reference position is finite <do parallel lines ever meet if they extend to infinity> c : a transfinite number (as aleph-null)

4

: a distance so great that the rays of light from a point source at that distance may be regarded as parallel

Examples of INFINITY

1. The view tapers off into infinity.
2. a series of numbers that continues to infinity
3. The night sky was filled with an infinity of stars.

First Known Use of INFINITY

14th century

Related to INFINITY

Synonyms: everlasting, foreverness, eternity, perpetuity

Related Words: boundlessness, endlessness, interminableness, limitlessness, permanence, permanency, timelessness

Near Antonyms: ephemerality, impermanence, temporariness, transience, transitoriness

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Other Mathematics and Statistics Terms

abscissa, denominator, divisor, equilateral, exponent, hypotenuse, logarithm, oblique, radii, rhomb

Rhymes with INFINITY

affinity, bovinity, concinnity, divinity, felinity, feminity, latinity, salinity, sanguinity, vicinity, virginity