日入一词_101：pivotal

Index maintenance is pivotal.

adjective /'pɪvətl/

more important than anything else in a situation, system etc. SYN  key

very important.

of great importance because other things depend on it.

central and important.

extremely important and affecting how something develops.

like a pivot. [pivot = /'pɪvət/ noun, 1) a central point or pin on which something balances or turns. 2) the most important thing in a situation, system etc, which other things depend on or are based on]

A pivotal role, point or figure in something is one that is very important and affects the success of that thing. Syn:critical

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.

She is at a pivotal point in her career.

a pivotal [=critical] moment/decision.

a pivotal role in European affairs.

Accountancy, law and economics are pivotal to a successful career in any financial services area.

a pivotal figure/role/idea.

a pivotal moment in the history of the Egyptian state

He played a pivotal role in the negotiations.

a pivotal figure/player in US politics /'pɑlətɪk/. [ political /pə'lɪtɪkl/, politician /ˌpɑlə'tɪʃən/]

He sees these reforms as pivotal to our economic interests in Asia.

The Court of Appeal has a pivotal role in the English legal system. [appeal = /ə'pil/ noun, a formal request to a court or to someone in authority asking for a decision to be changed.]

The elections may prove to be pivotal in Colombia's political history.