piv ‧ ot ‧ al /ˈpɪvət ə l/ BrE AmE adjective
more important than anything else in a situation, system etc SYN key :
The Bank of England has a pivotal role in the London money market.
pivotal to
The talks are pivotal to the success of the country.
piv ‧ ot ‧ al /ˈpɪvət ə l/ BrE AmE adjective
more important than anything else in a situation, system etc SYN key :
The Bank of England has a pivotal role in the London money market.
pivotal to
The talks are pivotal to the success of the country.
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012