sexual in WordNet English dictionary

1. involved in a sexual relationship
   "the intimate (or sexual) relations between husband and wife"; "she had been intimate with many men"; "he touched her intimate parts"
   intimate  sexual 
   
2. having or involving sex
   "sexual reproduction"; "sexual spores"
   sexual 
   
3. of or relating to or characterized by sexuality
   "sexual orientation"; "sexual distinctions"
   sexual