v.
Pronunciation: ' p ə l-y ə - ˌ l ā t
Function: intransitive verb
Inflected Form: -lat · ed ; -lat · ing
Etymology: Latin pullulatus, past participle of pullulare, from pullulus, diminutive of pullus chicken, sprout ― more at FOAL
Date: 1619
1 a : GERMINATE , SPROUT b : to breed or produce freely <the country's pullulating population>
2 : SWARM , TEEM <the island pullulated with tourists>
– pul · lu · la · tion \ ˌ p ə l-y ə - ' l ā -sh ə n \ noun