consummation
/ˌkɒnsəˈmeɪʃən/noun
mass noun
1- the point at which something is complete or finalized完成：
the consummation of a sale.
拍卖的完成。
1.1
- the action of making a marriage or relationship complete by having sexual intercourse同房; 圆房; 完婚：
the eager consummation that follows a long and passionate seduction.
长时间热烈调情后的迫切同房。
词源
late Middle English: from Latin consummatio（n-）, from the verb consummare （see CONSUMMATE）.