office block 
noun British
A large multistorey building containing the offices of one or more companies: modern high-rise office blocks...
- A new council-wide call centre would be created in the Black Box municipal offices and an office block and new shops built in the town centre.
- Down the street there is a Montessori School housed in an office block.
- Its two storeys house a mini-market and seven shops plus a four-storey office block and visitor centre.
- companionship
- companion stairs
- companionway
- company
- company car
- company commander
- company house
- company-keeper
- company keeping
- company law
- company-loving
- company man
- company officer
- company promoter
- company promoting
- company secretary
- company sergeant major
- companyship
- company time
- company town
- company union
- company-wide
- company work
- comparability
- comparable