birthday

[burth-dey]

noun

1. the anniversary of a birth.

2. the day of a person's birth.

3. a day marking or commemorating the origin, founding, or beginning of something.

4. the festivities or celebration marking such a day or anniversary.

birthday

/ ˈbɜːθˌdeɪ /

noun

1. 1. an anniversary of the day of one's birth

   2. ( as modifier )

      birthday present

2. the day on which a person was born

3. any anniversary

Word History and Origins

Origin of birthday¹

Middle English word dating back to 1350–1400; birth, day

Example Sentences

Next April, Judge will celebrate his 34th birthday, entering the age where even players of his caliber typically see their skills begin to decline.

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On Sunday, the bull market that began in October 2022 will officially blow out the candles on its third birthday cake.

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The 40-year-old infectious diseases physician at Massachusetts General Hospital pulled her first all-nighter since she was a medical resident to pore over papers, and worked into the late hours after her daughter’s second birthday.

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This is the very sentence that would become my priceless birthday gift nearly a century later.

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They’re making field days the centerpiece of birthday celebrations and bachelorette parties.

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