noun
consummation
kahn-suh-MAY-shun/ˌkɑːnsəˈmeɪʃn/
The full completion of something.
Placing the final keystone marks the consummation of the builders' work on the arch.

Etymology
The pieces evoke bringing things together into a total. Latin consummare meant both “sum up” and “finish,” connecting the completed whole with the fulfillment of a plan or desire.
In context
the animation and hope of the pursuer had been Gathering fresh and increasing strength from his successes and were excited to Wild enthusiasm now as the hour for his final consummation of all his desires seemed to be drawing nigh
More examples
- The award represents the consummation of her lifelong ambition.
- The contract sets a deadline for the consummation of the sale.
- The novel ends with the consummation of their marriage.
Forms
consummation · consummations
consummate verb — To bring something to full completion.
Similar words
- completion
- Completion simply means finishing; consummation often suggests final fulfillment.
- fulfillment
- Fulfillment emphasizes satisfying a hope or purpose, not merely finishing.
- culmination
- Culmination marks a high point that need not complete something.