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reunition

noun re·u·ni·tion \ ˌrēyüˈnishən \

Definition of reunition

:the act or process of reuniting; especially :the reassembling of an organism from its separated constituent parts or cells
  • reunition may be observed to occur experimentally with various sponges

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Origin and Etymology of reunition

Medieval Latin reunitus (past participle) + English -ion

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