Wikipedia logo The Simple English Wikipedia has an article on: Detergent Pronunciation (UK) IPA (key): /dɪˈtɜːdʒənt/ Audio (UK)(file) Noun Singular detergent Plural detergents (countable & uncountable) Detergent is a cleaning solution often used for washing clothes and dishes. Adjective Positive detergent Comparative more detergent Superlative most detergent When something is detergent, it is able to clean other things.Wikiwand - on Seamless Wikipedia browsing. On steroids.