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nodulate

verb nod·u·late \-jəˌlāt\

Definition of nodulate

-ed/-ing/-s
  1. transitive verb

  2. 1 :  nodulize

  3. 2 :  to cause the formation of nodules on or in some rhizobia are capable of nodulating several different legumes

  4. intransitive verb

  5. :  to form or multiply in nodules —used of symbiotic nitrogen-fixing bacteria

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Origin and Etymology of nodulate

probably back-formation from nodulated, adjective

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