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

avirulent

play
adjective avir·u·lent \(ˌ)ā-ˈvir-(y)ə-lənt\

Definition of avirulent

  1. :  not virulent — compare nonpathogenic



Origin of avirulent

International Scientific Vocabulary


First Known Use: circa 1900


Medical Dictionary

avirulent

play
adjective avir·u·lent \(ˈ)ā-ˈvir-(y)ə-lənt\

Medical Definition of avirulent

  1. :  not virulent <an avirulent tubercle bacillus>—compare nonpathogenic




Learn More about avirulent

  1. Medical Dictionary: Definition of "avirulent"


Seen and Heard

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

WORD OF THE DAY

February 6, 2016

an official order, decree, or edict

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image1037863653

Which of the following refers to thin, bending ice, or to the act of running over such ice?

duvet spindrift kittly-benders pince-nez
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