- ultraclean
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/ul'treuh kleen"/, adj.extremely clean, esp. free of germs: an ultraclean laboratory.[1965-70; ULTRA- + CLEAN]
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Universalium. 2010.
ultraclean
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ultraclean — /ul treuh kleen /, adj. extremely clean, esp. free of germs: an ultraclean laboratory. [1965 70; ULTRA + CLEAN] … Useful english dictionary
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