hitherto
adverb
hith·er·to
ˈhi-t͟hər-ˌtü 
ˌhi-t͟hər-ˈtü
: up to this or that time
reveals some hitherto unknown facts about her life
Examples of hitherto in a Sentence
at the talent show Kyle revealed his hitherto unknown gift for doing impressions
Recent Examples on the Web
Advancements in rubber compounds have given modern winter tires unbelievable amounts of grip on hitherto slippery surfaces, but those same compounds will rapidly wear out in above freezing temperatures.
—
Wes Siler, Outside, 16 Sep. 2025
This in turn could yield the hitherto elusive cost savings.
—Joshua P. Cohen, Forbes.com, 3 Sep. 2025
To keep things fresh, producers have ventured into hitherto uncharted baking grottoes.
—Ruby Tandoh, New Yorker, 25 Aug. 2025
This effort could reveal hitherto undiscovered and unexpected patterns of movement, like vortices around the poles of the sun similar to those spotted above the poles of Venus and Saturn.
—Robert Lea, Space.com, 11 June 2025
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Wes Siler, Outside, 16 Sep. 2025
This in turn could yield the hitherto elusive cost savings.
—Joshua P. Cohen, Forbes.com, 3 Sep. 2025
To keep things fresh, producers have ventured into hitherto uncharted baking grottoes.
—Ruby Tandoh, New Yorker, 25 Aug. 2025
This effort could reveal hitherto undiscovered and unexpected patterns of movement, like vortices around the poles of the sun similar to those spotted above the poles of Venus and Saturn.
—Robert Lea, Space.com, 11 June 2025
See All Example Sentences for hitherto
Cite this Entry
“Hitherto.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hitherto. Accessed 31 Oct. 2025.
Copy CitationKids Definition
hitherto
adverb
hith·er·to
ˈhit͟h-ər-ˌtü
: up to this time
hitherto unknown facts
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