0 past simple and past participle of proliferate
1 to increase a lot and suddenly in number:
Small businesses have proliferated in the last ten years.
After that, both accusations and confessions proliferated at a rapid rate.
Still, venereal disease, although undoubtedly commonplace, may not have proliferated as widely as nationalists had led the public to believe.
Again, conjoined constraints would have to be proliferated to account for all of the acceptable trade-offs in the model of formant transitions.
Such theories have proved to be circular - "pleasures," "needs," and "drives" proliferated about as fast as the behaviors they were supposed to explain.
Moreover, the circulation of physical and material culture of skulls between the metropolitan and colonial worlds proliferated and involved both high-minded ideologues and popular pamphleteers.
The culture medium was replaced every 2 days until the cells proliferated to confluency.
Hundreds of architects entered corporate competitions during the war, and plan books proliferated, some with the stamp of approval of top architects.
As newbies discovered them, though, smileys proliferated beyond the point of usefulness.