- to send forth sprouts, buds, etc.; germinate; sprout.
- to breed, produce, or create rapidly.
- to increase rapidly; multiply.
- to exist abundantly; swarm; teem.
- to be produced as offspring.
1619, from L. pullulatus, pp. of pullulare "grow, sprout," from pullulus, dim. of pullus "young animal."
"Because the mountains catch all the moisture from the Amazon winds, the terrain is as wet as it is steep. It is also pullulatingly alive: howling with insects, hot and humid as demon's breath, perpetually shades by mats of lianas and branches."
- Charles Mann, 1491: New Revelations of the Americas Before Columbus