- a disease of pears, apples, quinces, etc., characterized by blossom, twig, and fruit blight and stem cankers, caused by a bacterium, Erwinia amylovora.
Origin of fire blight
First recorded in 1740–50; from the burnt look of the foliage
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for fire blight
I have a whole orchard of pears and there has never been a trace of fire-blight.
Of course they had no reason to sue us because the damage was clearly done by fire-blight.
You have perhaps heard your father speak of the "fire-blight" of pear and apple trees.
The fire-blight bacteria grow in the juicy part of the stem, between the wood and the bark.
A large pear-grower once said that no man with a sharp knife need fear the fire-blight.
- a disease of apples, pears, and similar fruit trees, caused by the bacterium Erwinia amylovora and characterized by blackening of the blossoms and leaves, and cankers on the branches
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