birthday

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. an anniversary of the day on which a person was born (or the celebration of it) (Freq. 8)
• Hypernyms:
anniversary, day of remembrance
2. the date on which a person was born (Freq. 1)
• Syn:
natal day
• Hypernyms:
date, day of the month