IPA: /ˈʃʌtdaʊn/
KK: /ˈʃʌtdaʊn/
A stopping or ending of work or activity, often in a business or factory setting.
The company announced a temporary shutdown due to maintenance issues.
Shutdown → It is formed from "shut" (from Old English *sceotan*, meaning to close or block) and "down" (meaning to a lower position or state). The word "shutdown" means to close something down or bring it to a stop.
Think of 'closing' something ('shut') and bringing it 'down' to a stop — that's what shutdown means.