n. The localized death of cells or tissues through injury, disease, or the interruption of blood supply.
the GNU version of the Collaborative International Dictionary of English
n. The pathologic death of part of a tissue due to irreversible damage. Contrast to necrobiosis, which is a normal death of cells in a tissue. Formerly, applied primarily to death of bone tissue.
n. A disease of trees, in which the branches gradually dry up from the bark to the center.
The Century Dictionary and Cyclopedia
n. In pathology, the death of a circumscribed piece of tissue.
n. In botany, a disease of plants, chiefly found upon the leaves and soft parenchymatous parts.
n. A disease of the grape, attributed to Bacillus vitivorus.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. the localized death of living cells (as from infection or the interruption of blood supply)
Word Usage
"Dr. Detlef Weigel and colleagues found that one mechanism, hybrid necrosis, is associated with a plant defense gene."