free from dirt
not dirty; uncluttered
Cases of word usage
1) having clean personal habits (cleanly)
2) to make something thoroughly clean (cleanse)
3) clean up (clean up)
4) not clean (dirty)
5) a person in charge of horses; to clean the fur and skin (groom)
6) the science of, rules for, clean and healthy living (hygiene)
7) a loose article of clothing worn over a dress to keep it clean (pinafore)
8) to make (air, water etc) pure or clean (purify)
9) (of air) thin, clear and clean (rarefied)
10) to make (a room, furniture etc) clean or bright again, (as if) new (refurbish)