Definition of Birthday. Meaning of Birthday. Synonyms of Birthday

- A birthday is the anniversary of the birth of a person, or figuratively of an institution. Birthdays of people are celebrated in numerous cultures, often...
- the birthday problem asks for the probability that, in a set of n randomly chosen people, at least two will share the same birthday. The birthday paradox...
- "Happy Birthday to You", or simply "Happy Birthday", is a song traditionally sung to celebrate a person's birthday. According to the 1998 Guinness World...
- Look up birthday party in Wiktionary, the free dictionary. A birthday party is a party to celebrate the anniversary of someone's birth. Birthday Party or...
- birthday in Wiktionary, the free dictionary. Happy Birthday may refer to: "Happy Birthday", an expression of good will offered on a person's birthday...
- Birthday Girl may refer to: "Birthday Girl" (short story), by Haruki Murakami, 2002 Birthday Girl (2001 film), an erotic comedy thriller directed by Jez...
- The King's Official Birthday is the selected day in most Commonwealth realms on which the birthday of the monarch is officially celebrated in those countries...
- up birthday in Wiktionary, the free dictionary. A birthday is an annual celebration of the date on which a person was born. Birthday(s), The Birthday, or...
- Buddha's Birthday or Buddha Day (also known as Buddha Jayanti, Buddha Purnima, and Buddha Pournami) is a primarily Buddhist festival that is celebrated...
- A birthday cake is a cake eaten as part of a birthday celebration. While there is no standard for birthday cakes, they are typically highly decorated layer...