Word family noun cleaner cleaning cleanliness clean cleanser adjective clean ≠ unclean verb clean cleanse adverb clean cleanly
From Longman Dictionary of Contemporary Englishcleanlinessclean‧li‧ness /ˈklenlinəs/ noun [uncountable] CLEANthe practice of keeping yourself or the things around you clean a high standard of cleanlinessExamples from the Corpus
cleanliness• Always those twin concerns: cleanliness and efficiency.• Their preference for cleanliness extends to a marked dislike of the chemicals that we may choose to chuck in.• Improved cleanliness of young children can reduce the nasal and ocular discharges that constitute a major reservoir of infectious material.• The definition of cleanliness would delight a philosopher or scholar but is unwieldy in practice.• Some parents have very high expectations of cleanliness and expect complete conformity from their child.• In general the principles depend on cleanliness and appropriateness of animals to their habitats.• Sacrificing cleanliness to modesty, I left my trousers on.Origin cleanliness (1400-1500) cleanly “pure, clean” ((11-21 centuries)), from Old English clænlic, from clæne; → CLEAN1 