Rats gestate for just twenty-one days and can birth a litter of up to twenty pups.

Yeah, things gestate for a while.

This book gestated for a decade before I really started working on it.

For them, then, this project gestated for 30 years.

Something that had only gestated for a week.

Realising they shared a common interest in the sport, the album has gestated for several years, and is now being recorded in Dublin.

The 1984 album Hysteria gestated for three years in the wake of Dare, a lifetime in the fast-turnover world of 80s pop.