a variable or unspecified number.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use indefinite number in a sentence
Sometimes one egg-shell only is employed, sometimes two—a dozen—or an indefinite number.The Science of Fairy Tales | Edwin Sidney Hartland
The chance represented by unity compared with the indefinite number of entomological species.More Hunting Wasps | J. Henri Fabre
It may have an indefinite number of qualities according to the precise position of the upper organs of speech.Language | Edward Sapir
Such a battery can be charged and discharged an indefinite number of times.ABC of Electricity | William Henry Meadowcroft
We may now proceed to divisibility; that is to say, a susceptibility of being divided into an indefinite number of parts.Conversations on Natural Philosophy, in which the Elements of that Science are Familiarly Explained | Jane Haldimand Marcet and Thomas P. Jones