leaf spot


noun Plant Pathology.

a limited, often circular, discolored, diseased area on a leaf, usually including a central region of necrosis.
any disease so characterized.

Origin of leaf spot

First recorded in 1900–05

Example sentences from the Web for leaf spot

British Dictionary definitions for leaf spot

leaf spot

noun

any of various plant diseases, usually caused by fungi: characterized by dark lesions on the leaves

Scientific definitions for leaf spot

leaf spot

Any of various plant diseases resulting in well-defined necrotic areas on the leaves.