| / English Dictionary |
PLANT DISEASE
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
A disease that affects plants
Classified under:
Nouns denoting stable states of affairs
Hypernyms ("plant disease" is a kind of...):
disease (an impairment of health or a condition of abnormal functioning)
Hyponyms (each of the following is a kind of "plant disease"):
mosaic (viral disease in solanaceous plants (tomatoes, potatoes, tobacco) resulting in mottling and often shriveling of the leaves)
rhizoctinia disease (disease caused by rhizoctinia or fungi of Pellicularia and Corticium)
pink disease (serious bark disease of many tropical crop trees (coffee, citrus, rubber); branches have a covering of pink hyphae)
potato wart (fungous disease causing dark warty spongy excrescences in the eyes of potato tubers)
root rot (disease characterized by root decay; caused by various fungi)
scorch (a plant disease that produces a browning or scorched appearance of plant tissues)
sweet-potato ring rot (disease of sweet potatoes in which roots are girdled by rings of dry rot)
sclerotium disease; sclerotium rot (plant disease cause by fungi of the genus Sclerotium; also one in which sclerotia are formed)
Dutch elm disease (disease of elms caused by a fungus)
ergot (a plant disease caused by the ergot fungus)
foot rot (plant disease in which the stem or trunk rots at the base)
pinkroot (a fungal disease of onions)
wilt; wilt disease (any plant disease characterized by drooping and shriveling; usually caused by parasites attacking the roots)
smut (destructive diseases of plants (especially cereal grasses) caused by fungi that produce black powdery masses of spores)
soft rot (mushy or slimy decay of plants caused by bacteria or fungi)
yellow dwarf (any of several virus diseases of plants characterized by stunting and yellowing of the leaves)
yellow spot (any of several fungous or viral diseases characterized by yellow spotting on the leaves)
blight (any plant disease resulting in withering without rotting)
leaf disease (any plant disease localized in the foliage)
rust (a plant disease that produces a reddish-brown discoloration of leaves and stems; caused by various rust fungi)
blackheart (any of various diseases in which the central tissues blacken)
black knot (disease of plum and cherry trees characterized by black excrescences on the branches)
black rot (a fungous disease causing darkening and decay of the leaves of fruits and vegetables)
black spot (any of several fungous diseases of plants that produce small black spots on the plant)
bottom rot (fungous disease of lettuce that first rots lower leaves and spreads upward)
brown rot (any of certain fungous diseases of plants characterized by browning and decay of tissues)
gummosis (pathological production of gummy exudates in citrus and various stone-fruit trees)
canker (a fungal disease of woody plants that causes localized damage to the bark)
cotton ball (a fungus disease of cranberries)
crown gall (a bacterial disease of plants (especially pome and stone fruits and grapes and roses) which forms excrescences on the stem near the ground)
crown wart (a fungous disease of alfalfa which forms white excrescences at the base of the stem)
damping off (a plant disease caused by a fungus; diseased condition of seedlings in excessive moisture)
dieback (a disease of plants characterized by the gradual dying of the young shoots starting at the tips and progressing to the larger branches)
dry rot (a crumbling and drying of timber or bulbs or potatoes or fruit caused by a fungus)
heartrot (any plant disease in which the central part of a plant rots (especially in trees))
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