Able to be counted by a one-to-one correspondence with the infinite set of integers.
- ‘The paper discusses denumerable sets, i.e. those which are in 1-1 correspondence with the natural numbers.’
- ‘The non-denumerable infinity of real numbers (and thus of points in space and of events in time) is much larger than the merely denumerable infinity of integers.’
Early 20th century: from late Latin denumerare ‘count out’ + -able.
We take a look at several popular, though confusing, punctuation marks.