double in size

By spring of 1919, the council had almost doubled in size.

Between 1975 and 1983 the Association had doubled in size.

The department has doubled in size since the first year.

It is expected to double again in size over the next 15 to 20 years.

The town nearly doubled in size between 1870 and 1900.

By the end of this period the house had more than doubled in size.

Last year the museum almost doubled in size at a cost of $23 million.

By 1960, the union had doubled in size to nearly 50,000 members.

By the point of decision, not before 20 years or so, it will have doubled in size yet again.

By 2050 this older population is expected to double in size.