birthday · noun C /ˈbɜrθ.deɪ/
birthday
A1 the day on which someone was born, or the same date each year
Dictionary examples:
Happy birthday!
She is celebrating her 70th birthday.
Is she having a birthday party?
I'm making her a birthday cake.
Learner example:
I have just had a birthday. (Key English Test; A2; Bengali)