tri·week·ly
(ˌ)trī-ˈwē-klē 
1
: occurring or appearing three times a week
2
: occurring or appearing every three weeks
triweekly
adverb
Examples of triweekly in a Sentence
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Sarah Cristobal, Harper's BAZAAR, 1 Sep. 2008
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Adjective
Murad Intensive Resurfacing Peel ($165 for 12), a triweekly treatment, contains essential fatty acids and antioxidants to encourage cell growth and resurface skin.
—Sarah Cristobal, Harper's BAZAAR, 1 Sep. 2008
Cite this Entry
“Triweekly.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/triweekly. Accessed 31 Oct. 2025.
Copy CitationKids Definition
triweekly
1 of 2 adjective
tri·week·ly
(ˈ)trī-ˈwē-klē
1
: occurring or appearing three times a week
2
: occurring or appearing every three weeks
triweekly
adverb
triweekly
2 of 2 noun
: a triweekly publication
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