Sesquicentennial

Meaning

A 150th anniversary, or relating to a period of 150 years

Origin / Etymology

From Latin sesqui- ('one and a half') + centennial

Synonyms

150th anniversary

Antonyms

Centennial Bicentennial

Example Sentence

"Vande Mataram's statutory protection arrived in its sesquicentennial year, 1875 to 2025 marking 150 years since Bankim Chandra Chattopadhyay composed it."

🎯 UPSC Usage

Use precisely when an anniversary article/answer references a 150-year milestone, e.g., Pingali Venkayya's sesquicentennial birth anniversary, to show command of exact anniversary terminology over generic 'anniversary'.

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