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auxotroph

[ awk-suh-trof, -trohf ]

noun

, Biology.
  1. a mutant organism, especially a microorganism, that has a nutritional requirement not shared by the parent organism. Compare prototroph ( def 1 ).

auxotroph

/ ˈɔːksətrəʊf /

noun

  1. a mutant strain of microorganism having nutritional requirements additional to those of the normal organism

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Derived Forms

  • ˌauxoˈtrophic, adjective

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Other Words From

  • auxo·trophic adjective

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Word History and Origins

Origin of auxotroph1

1950–55; back formation from auxotrophic; auxo-, trophic

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Compare Meanings

How does auxotroph compare to similar and commonly confused words? Explore the most common comparisons:

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