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fouling

/ˈfaʊlɪŋ/ verb

verb Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about fouling at Wordnik → Where our words come from →

  1. present participle and gerund of foul

noun

  1. The adhesion of a foreign material onto a surface, especially so as to reduce its functionality.