ultraprecise
adjective
ul·tra·pre·cise
ˌəl-trə-pri-ˈsīs 
: extremely precise
was ultraprecise with his words
especially
: very minutely exact
ultraprecise measurements
ultraprecise GPS tracking
ultraprecision
noun
machined with ultraprecision
ultraprecision tools/equipment
Examples of ultraprecise in a Sentence
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Using two types of ultraprecise measurement that each probed the proton’s electric charge, researchers pegged the particle’s radius as about 0.877 femtometer (a femtometer is a trillionth of a millimeter).
—
Anashe Bandari, Scientific American, 16 Mar. 2023
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Anashe Bandari, Scientific American, 16 Mar. 2023
Cite this Entry
“Ultraprecise.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ultraprecise. Accessed 1 Jul. 2025.
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