<p><strong>Noun</strong></p><ul><li>A large, irregular spot or blot.</li><li>Synonyms: stain, blemish, mark, splotch.</li><li>Plant Pathology: a diseased, discolored spot or area on a plant.</li><li>A disease so characterized, usually accompanied by cankers and lesions.</li><li>A skin eruption; blemish.</li></ul><p><strong>Verb (used with object)</strong></p><ul><li>To mark with blotches; blot, spot, or blur: The floor of the forest was blotched with cool, dark moss.</li></ul><p><strong>Adjective</strong></p><ul><li>Textiles: of or relating to blotch printing, or to the colored ground produced by this process.</li></ul>