micronucleus

noun
mi·​cro·​nu·​cle·​us | \ ˌmī-krō-ˈnü-klē-əs How to pronounce micronucleus (audio) , -ˈnyü-\

Definition of micronucleus

: a minute nucleus specifically : one that is primarily concerned with reproductive and genetic functions in most ciliated protozoans

First Known Use of micronucleus

1887, in the meaning defined above

History and Etymology for micronucleus

New Latin

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More Definitions for micronucleus

micronucleus

noun
mi·​cro·​nu·​cle·​us | \ ˌmī-krō-ˈn(y)ü-klē-əs How to pronounce micronucleus (audio) \

Medical Definition of micronucleus

: a minute nucleus specifically : one regarded as primarily concerned with reproductive and genetic functions in most ciliated protozoans — compare macronucleus