infinity

Meaning

1. endlessness, unlimitedness, absence of a beginning, end or limits to size.
2. A number that has an infinite numerical value that cannot be counted.
3. An idealised point which is said to be approached by sequences of values whose magnitudes increase without bound.
4. A number which is very large compared to some characteristic number. For example, in optics, an object which is much further away than the focal length of a lens is said to be "at infinity", as the distance of the image from the lens varies very little as the distance increases further.
5. The symbol ∞.

Synonyms

eternity

endlessness

perpetuity

infinitude

boundlessness

infiniteness

infinite

timelessness

immeasurableness

space

immenseness

immensity

forever

endless

unlimited

unlimitedness

vastness

countlessness

out-of-range number

everlasting

capacity exceeding number

illimitability

inf

innumerableness

limitlessness

open space

permanence

deathlessness

unboundedness

Pronounced as (IPA)

/ɪnˈfɪnɪti/

Etymology

Inherited from Middle English: infinite

In summary

From Middle English infinite, from Old French infinité, from Latin infinitas (“unlimitedness”), from negative prefix in- (“not”), + finis (“end”), + noun of state suffix -tas.