prototrophic

play
adjective pro·to·tro·phic \ ˌprō-tə-ˈtrō-fik \

Definition of prototrophic

:having the nutritional requirements of the normal or wild type

prototrophy

play \prō-ˈtä-trə-fē\ noun

Origin and Etymology of prototrophic

International Scientific Vocabulary


Medical Dictionary

prototrophic

play
adjective pro·to·tro·phic \ ˌprōt-ə-ˈtrō-fik \

medical Definition of prototrophic

1 :deriving nutriment from inorganic sources
  • prototrophic bacteria
2 :not requiring specific nutritional substances for normal metabolism and reproduction :not differing from the wild type in nutritional requirements used especially of bacteria and fungi
  • a yeast prototrophic for uracil and leucine
— compare auxotrophic

prototrophy

play \prō-ˈtä-trə-fē\ noun plural prototrophies

Seen and Heard

What made you want to look up prototrophic? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

alert quickness of mind or body

Get Word of the Day daily email!

Test Your Vocabulary

Merriam-Webster's New Words Quiz—Fall 2017 Edition!

  • young-plant-shoots
  • Which of the following is a new sense of the word bunny?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!