noun
A shop where a barber cuts men's hair and shaves beards. Slightly more formal than 床屋 (とこや).
駅前に新しい理髪店ができた。
A new barbershop opened in front of the station.
父は毎月同じ理髪店に通っている。
My father goes to the same barbershop every month.
美容院 is a beauty salon or hairdresser, typically for women, whereas 理髪店 is specifically a barbershop for men.
Compound of 理髪 (rihatsu, 'haircutting, barbering') and 店 (ten, 'shop').