Definition

1. Adjective:

   • Relating to a 100-year period or a 100th anniversary: Describing something that happens every hundred years or marks the completion of a century.
   • Lasting for a hundred years: Pertaining to a duration of one century.

2. Noun:

   • A 100th anniversary: The day or year that marks exactly one hundred years since a particular event.
   • The celebration of a 100th anniversary: The event or ceremony held to commemorate a centennial.

Usage Examples

• Adjective:

  • The town held a centennial parade to honor its founding.
  • They published a centennial history of the university.

• Noun:

  • The museum's centennial was celebrated with a special exhibition.
  • We attended the centennial of the company's founding.

Advanced Usage

• "Centennial observance": The formal act of commemorating a 100th anniversary.
  • The centennial observance included speeches from historians.
• "Centennial year": The specific year in which a 100th anniversary occurs.
  • The centennial year of the treaty was 2023.

Variants and Related Words

• Centenary (noun/adjective): A synonym for centennial, more common in British English.
  • The centenary of the author's birth was widely celebrated.
• Bicentennial (noun/adjective): Relating to a 200th anniversary.
• Semicentennial (noun/adjective): Relating to a 50th anniversary.

Synonyms

• Adjective: Centenary, hundredth, secular (in the sense of occurring once in a century).
• Noun: Centenary, hundredth anniversary.

Related Phrases

• "To mark a centennial": To officially recognize or celebrate a 100th anniversary.
  • The city will mark the centennial with a series of concerts.
• "Centennial celebration": An event held for a 100th anniversary.
  • The centennial celebration lasted for a week.

Adjective

1. of or relating to or completing a period of 100 years
   • centennial celebration

Noun

1. the 100th anniversary (or the celebration of it)