be careful, because impure motor oil can damage your car's engine
Victorian notions of what qualified as impure art now strike us as laughable.
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This anti-establishment mindset translates to denim with dirty shades of indigo, impure neutrals and green casts, accented with pops of fiery red and pale yellow.—Angela Velasquez, Sourcing Journal, 30 May 2025 According to some Buddhist scriptures, during Maya’s pregnancy the future Buddha never actually touched her womb, which was considered impure in early Indian Buddhism.—Megan Bryson, The Conversation, 6 May 2025 Farmers or middlemen also frequently adulterated milk, watering it down to stretch supplies—with impure water likely to introduce further pathogens—or adding toxic substances, like formaldehyde or chalk, meant to conceal spoilage or make milk appear whiter.— Made By History, Time, 29 Apr. 2025 What was considered holy at one time was considered impure in other epochs.—Isaac Bashevis Singer, Harpers Magazine, 26 Mar. 2025 See All Example Sentences for impure
Word History
Etymology
Middle English, from Middle French & Latin; Middle French, from Latin impurus, from in- + purus pure
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