prototroph

noun
pro·to·troph | \ˈprō-tə-ˌtrōf, -ˌträf\

Definition of prototroph 

: a prototrophic individual

First Known Use of prototroph

1946, in the meaning defined above

History and Etymology for prototroph

back-formation from prototrophic

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The first known use of prototroph was in 1946

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prototroph

noun
pro·to·troph | \ˈprōt-ə-ˌtrōf, -ˌträf \

Medical Definition of prototroph 

: a prototrophic individual

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