silo
noun
[ ˈsʌɪləʊ ]
• a tall tower or pit on a farm used to store grain.
• an underground chamber in which a guided missile is kept ready for firing.
• a system, process, department, etc. that operates in isolation from others.
• "it's vital that team members step out of their silos and start working together"
silo
verb
• isolate (one system, process, department, etc.) from others.
• "most companies have expensive IT systems they have developed over the years, but they are siloed"
Origin:
mid 19th century: from Spanish, via Latin from Greek siros ‘corn pit’.