About National Dictionary Day

How long until National Dictionary Day?

National Dictionary Day .

Dates of National Dictionary Day

2026 USA Friday, October 16thNational Dictionary Day

2025 USA Thursday, October 16thNational Dictionary Day

2024 USA Wednesday, October 16thNational Dictionary Day

2023 USA Monday, October 16thNational Dictionary Day

2022 USA Sunday, October 16thNational Dictionary Day

Summary

Find out the dates, history and traditions of National Dictionary Day

National Dictionary Day honors the birthday of Noah Webster , the most famous American lexicographer.

Webster, who lived in West Hartford, CT, was a textbook pioneer, and English-language spelling reformer. He created his first dictionary in 1840.

Did you know? The eight longest monosyllabic words in English all begin with the letter S - scraunched, strengthed, scratched, screeched, scrounged, squelched, straights, and strengths.

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