ultrasecret
adjective
ul·tra·se·cret
ˌəl-trə-ˈsē-krət 
: extremely or extraordinarily secret, private, or confidential
ultrasecret information
an ultrasecret military operation
Cite this Entry
“Ultrasecret.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ultrasecret. Accessed 25 Jul. 2025.
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