One of fifty-seven equal parts of a whole.

The ordinal form of the number forty-seven, describing a person or thing in position number 47 of a sequence.

One of forty-seven equal parts of a whole.

plural of seventh

plural of seventh grade

By a factor of seventeen. / Having seventeen parts.

By a factor of seventeen.

By a multiple of seventy; by seventy times as much or as many.

By a factor of seventy.

(informal) Of about seventy years of age.