verb (used without object), pullulated, pullulating.
1. to send forth sprouts, buds, etc.; germinate; sprout.
2. to breed, produce, or create rapidly.
3. to increase rapidly; multiply.
4. to exist abundantly; swarm; teem.
5. to be produced as offspring.
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Origin: 1610-20; < Latin pullulātus (past participle of pullulāre to sprout), derivative of pullulus a sprout, young animal, diminutive of pullus; see pullet
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