Climactic (adjective)

1. Relating to or forming a climax.
2. Denoting the most exciting or important point of a situation, period, or event.

Origin:

Derived from the greek word "klimax" meaning "ladder, stairway, or an arrangement of words in ascending order".

Examples:

1. The climactic scene in the movie was intense and well-executed.
2. The climactic moment of the game was when the team scored the winning goal.
3. The novel had a climactic ending that left readers satisfied.
4. The climax of the story was the moment when the protagonist realized his true identity.
5. The concert reached its climactic point when the band played their hit song.