What is the meanning of climax?

Answer 1

A climax is 1: a series of ideas or statements so arranged that they increase in force and power from the first to the last 2: the highest point

In terms of literary works, the climax is the major action of a story, the event to which the rising action has been leading.

An example would be when Gene jounced the limb, knocking Finny out of the tree in A Separate Peace.