Dictionary.com
definitions

focal infection

noun Pathology, Dentistry.
  1. an infection in which bacteria are localized in some region, as the tonsils or the tissue around a tooth, from which they may spread to some other organ or structure of the body.

Origin of focal infection

First recorded in 1920–25
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for focal infection

focal infection

noun
  1. a bacterial infection limited to a specific part of the body, such as the tonsils or a gland
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
focal infection in Medicine

focal infection

n.
  1. A bacterial infection localized in a specific part of the body, such as the tonsils, that may spread to another part of the body.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.