celibataire
/sɛlibatɛʁ/Definitions
1. noun
An unmarried person, especially an older one, who has never been married.
“After his parents’ death, he lived as a celibataire and devoted his life to reading and research.”
2. adjective
Describing an unmarried person, especially an older one, who has never been married.
“He was a charming celibataire who enjoyed his freedom and independence.”