Meaning of INFINITY in English


ə̇nˈfinəd.ē, -ətē, -i noun

( -es )

Etymology: Middle English infinite, from Middle French infinité, from Latin infinitat-, infinitas, from infinitus infinite + -itas -ity


a. : the quality of being infinite

b. : that which is infinite : unlimited extent of time, space, or quantity : boundlessness

there cannot be more infinities than one; for one of them would limit the other — Walter Raleigh

2. : unlimited capacity, energy, excellence, or knowledge

infinity of God's power

3. : an indefinitely great number or amount

infinity of stars


a. : a nonexistent limit of a function that can be made to become and remain numerically larger than any preassigned value — symbol ∞

b. : a nonexistent part of a magnitude that lies beyond any part whose distance from a given reference position is finite — symbol ∞

c. : a transfinite number

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

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.