follow Dictionary.com

What do a.m. and p.m. stand for?

dieback

[dahy-bak] /ˈdaɪˌbæk/
noun, Plant Pathology
1.
a condition in a plant in which the branches or shoots die from the tip inward, caused by any of several bacteria, fungi, or viruses or by certain environmental conditions.
Origin of dieback
1885-1890
1885-90, Americanism; die1 + back2
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the web for dieback
  • One of them is that avoided deforestation may not be permanent-especially where there is a risk of climate-induced forest dieback.
  • Scientists call it sudden wetland dieback, but they are not sure how it started and what they can do to end it.
  • New leaves may appear scorched or a mottled green and yellow, with or without burnt tips accompanied by dieback of branches.
  • Tips of branches affected by this problem turn brown or ash-gray and often show progressive dieback.
  • Symptoms include flagging and dieback of individual branches, which may be killed back to the ground.
  • Symptoms include browning of needles and tip and branch dieback.
  • dieback of major limbs usually occurs within two years and progresses from the bottom of the tree upwards.
  • Symptoms appear as a yellowing of leaves and a progressive, general decline and dieback of branches and limbs.
  • These fungi cause stem dieback on many woody ornamental and fruit plants.
  • dieback of the shoots and cordon is believed to be due to acetylenic phenol metabolites produced by the fungus.
British Dictionary definitions for dieback

dieback

/ˈdaɪˌbæk/
noun
1.
a disease of trees and shrubs characterized by death of the young shoots, which spreads to the larger branches: caused by injury to the roots or attack by bacteria or fungi
2.
any similar condition of herbaceous plants
verb
3.
(intransitive, adverb) (of plants) to suffer from dieback
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
Cite This Source

Word of the Day

Difficulty index for dieback

Few English speakers likely know this word

Word Value for dieback

16
18
Scrabble Words With Friends