A more thorough explanation:

Consummate means to complete or achieve something to the highest degree. It can also refer to a completed or fully accomplished action or event.

• After years of hard work, the artist finally consummated her masterpiece.
• The couple consummated their marriage on their wedding night.
• The athlete's dedication and training allowed him to consummate his dream of winning an Olympic gold medal.

The first example shows how the artist completed her masterpiece to the highest degree, indicating that it was fully accomplished. The second example uses consummate in the context of a marriage being completed through sexual intercourse. The third example illustrates how the athlete achieved his ultimate goal of winning an Olympic gold medal, indicating that he had fulfilled his dream to the highest degree.