[ dam-ping-awf, -of ]
/ ˈdæm pɪŋˈɔf, -ˈɒf /
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noun Plant Pathology.
a disease of seedlings, occurring either before or immediately after emerging from the soil, characterized by rotting of the stem at soil level and eventual collapse of the plant, caused by any of several soil fungi.
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Origin of damping-off
First recorded in 1895–1900
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use damping-off in a sentence
In this way much can be done to protect the plants from injury from such diseases as the damping-off fungus and mildew.The Vegetable Garden|Anonymous
Damping-off is a common ailment of young seedlings and cuttings.
Another source of loss was in the damping-off of young plants.Ginseng and Other Medicinal Plants|A. R. (Arthur Robert) Harding
Damping-off is less liable to occur in such material than in denser soils.
British Dictionary definitions for damping-off
any of various diseases of plants, esp the collapse and death of seedlings caused by the parasitic fungus Pythium debaryanum and related fungi in conditions of excessive moisture
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
Scientific definitions for damping-off
Any of various diseases of seedlings that are caused by oomycetes, especially of the genus Pythium, or by fungi, and result in wilting and death.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.