dim·ple 
/ˈdɪmpəl/ noun
plural dim·ples /ˈdɪmpəl/ noun [count] 1 : a small area on a part of a person's body (such as the cheek or chin) that naturally curves in
▪ She noticed his dimples when he smiled. 2 : a small area on a surface that curves in
▪ the dimples on a golf ball
▪ She noticed his dimples when he smiled.
▪ the dimples on a golf ball
