Wordnet 3.0
NOUN (1)
1. 
 sexual activities (often including sexual intercourse) between two people; 
- Example: "his lovemaking disgusted her"- Example: "he hadn't had any love in months"- Example: "he has a very complicated love life"[syn: sexual love, lovemaking, making love, love, love life]
WordNet (r) 3.0 (2006):
making love
    n 1: sexual activities (often including sexual intercourse)
         between two people; "his lovemaking disgusted her"; "he
         hadn't had any love in months"; "he has a very complicated
         love life" [syn: sexual love, lovemaking, making
         love, love, love life]