Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

gnotobiotic

play
adjective gno·to·bi·ot·ic \ˌnō-tō-bī-ˈä-tik, -bē-\

Definition of gnotobiotic

  1. :  of, relating to, living in, or being a controlled environment containing one or a few kinds of organisms; also :  axenic

gno·to·bi·ot·i·cal·ly play \-ti-k(ə-)lē\ adverb


Origin of gnotobiotic

Greek gnōtos known (from gignōskein to know) + biotē life, way of life — more at know, biota


First Known Use: 1949


Medical Dictionary

gnotobiotic

play play
adjective gno·to·bi·ot·ic \ˌnō-tə-(ˌ)bī-ˈät-ik, -bē-\

Medical Definition of gnotobiotic

  1. :  of, relating to, living in, or being a controlled environment containing one or a few kinds of organisms; also :  free from other living organisms :  axenic <gnotobiotic mice>

  2. gno·to·bi·ote \-ˈbī-ˌōt\play noun
    gno·to·bi·ot·i·cal·ly \-(ˌ)bī-ˈät-ik(-ə)-lē also -bē-\play adverb




Learn More about gnotobiotic

  1. Medical Dictionary: Definition of "gnotobiotic"


Seen and Heard

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

WORD OF THE DAY

February 12, 2016

of, relating to, or suggestive of marble

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image33683556

How much does a batman (the Turkish unit of measurement) weigh?

16.96 pounds 196.5 pounds 2.2 pounds 100 pounds
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ