Title image for National Thesaurus Day

National Thesaurus Day is an observance which celebrates the contribution of the thesaurus to English language, literacy, and communication. It is a day to honor and appreciate this valuable resource that helps us find synonyms to overused words.



National Thesaurus Day is celebrated annually on January 18th

Year Date Day
2023 January 18 Wednesday
2024 January 18 Thursday
2025 January 18 Saturday
2026 January 18 Sunday
2027 January 18 Monday
2028 January 18 Tuesday
2029 January 18 Thursday
2030 January 18 Friday
2031 January 18 Saturday
2032 January 18 Sunday
2033 January 18 Tuesday
2034 January 18 Wednesday
2035 January 18 Thursday

Author: Nat Days

“When you arise in the morning think of what a privilege it is to be alive, to think, to enjoy, to love ...” ― Marcus Aurelius, Meditations

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