R factor

noun
\ ˈär- \

Definition of R factor 

: a group of genes present in some bacteria that provide a basis for resistance to antibiotics and can be transferred from cell to cell by conjugation

First Known Use of R factor

1944, in the meaning defined above

History and Etymology for R factor

resistance

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Dictionary Entries near R factor

rezone

Rf

RF

R factor

RFB

RFC

RFD

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The first known use of R factor was in 1944

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More Definitions for R factor

R factor

noun
\ ˈär- \

Medical Definition of R factor 

: a group of genes present in some bacteria that provide a basis for resistance to antibiotics and can be transferred from cell to cell by conjugation

Comments on R factor

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to deposit or conceal in a hiding place

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