hepatitis B

noun Pathology.

a form of hepatitis caused by a DNA virus (hepatitis B virus, or HBV) that persists in the blood, characterized by a long incubation period: usually transmitted by sexual contact or by injection or ingestion of infected blood or other bodily fluids.

Origin of hepatitis B

First recorded in 1970–75
Also called serum hepatitis.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for hepatitis b virus

hepatitis B


a form of hepatitis caused by a virus transmitted by infected blood (as in transfusions), contaminated hypodermic needles, sexual contact, or by contact with any other body fluidFormer name: serum hepatitis
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for hepatitis b virus

hepatitis B


A form of viral hepatitis caused by a DNA virus that often persists in the blood serum and can cause chronic liver damage. Hepatitis B is usually transmitted by infected blood products (as through transfusion), by contaminated needles, or by exposure to infected bodily fluids through sexual intercourse.serum hepatitis
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.