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

hepatitis A

noun

Definition of hepatitis A

  1. :  an acute usually benign hepatitis caused by a picornavirus (species Hepatitis A virus of the genus Hepatovirus) that does not persist in the blood serum and is transmitted especially in food and water contaminated with infected fecal matter —called also infectious hepatitis



1972

First Known Use of hepatitis a

1972


Medical Dictionary

hepatitis A

play
noun \-ˈā\

Medical Definition of hepatitis A

  1. :  an acute usually benign hepatitis caused by a single-stranded RNA virus of the family Picornaviridae (species Hepatitis A virus of the genus Hepatovirus) that does not persist in the blood serum and is transmitted especially in food and water contaminated with infected fecal matter—called also infectious hepatitis; see havrix




Learn More about hepatitis a


Seen and Heard

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

WORD OF THE DAY

February 9, 2016

marked by high spirits and laughter

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?

kittly-benders duvet pince-nez spindrift
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