pullulate

UK:**UK and possibly other pronunciationsUK and possibly other pronunciations/ˈpʌljʊˌleɪt/US:USA pronunciation: respellingUSA pronunciation: respelling(pulyə lāt′)


WordReference Random House Unabridged Dictionary of American English © 2026
pul•lu•late  (pulyə lāt′),USA pronunciation v.i., -lat•ed, -lat•ing. 
  1. Botany, Developmental Biologyto send forth sprouts, buds, etc.;
    germinate;
    sprout.
  2. Developmental Biologyto breed, produce, or create rapidly.
  3. Animal Behaviorto increase rapidly;
    multiply.
  4. Developmental Biologyto exist abundantly;
    swarm;
    teem.
  5. Developmental Biologyto be produced as offspring.
  • Latin pullulātus (past participle of pullulāre to sprout), derivative of pullulus a sprout, young animal, diminutive of pullus; see pullet
  • 1610–20
pul′lu•lation, n. 

Collins Concise English Dictionary © HarperCollins Publishers::
pullulate /ˈpʌljʊˌleɪt/ vb (intransitive)
  1. (of animals, etc) to breed rapidly or abundantly; teem; swarm
  2. (of plants or plant parts) to sprout, bud, or germinate
Etymology: 17th Century: from Latin pullulāre to sprout, from pullulus a baby animal, from pullus young animalˌpulluˈlation n
'pullulate' also found in these entries (note: many are not synonyms or translations):

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