This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. The act of using something.

n. The manner in which something is used.

n. The state of being used.

n. the act of using

"One way to improve resource utilisation is to change from combustion engines to engines based on fuel cell technology."

activity   

misuse    application    abuse    recycling    development   

dune    shopkeeping    alination    l'etat    par-tout