pivotal

[ piv-uh-tl ]
/ ˈpɪv ə tl /

adjective

of, relating to, or serving as a pivot.
of vital or critical importance: a pivotal event.

Origin of pivotal

First recorded in 1835–45; pivot + -al1

OTHER WORDS FROM pivotal

piv·ot·al·ly, adverb

Example sentences from the Web for pivotal

British Dictionary definitions for pivotal

pivotal
/ (ˈpɪvətəl) /

adjective

of, involving, or acting as a pivot
of crucial importance

Derived forms of pivotal

pivotally, adverb