biostatistics

noun

bio·​sta·​tis·​tics ˌbī-ō-stə-ˈti-stiks How to pronounce biostatistics (audio)
plural in form but singular in construction
: statistics applied to the collection, analysis, and interpretation of biological data and especially data relating to human biology, health, and medicine
biostatistical adjective
biostatistician noun

Word History

First Known Use

circa 1865, in the meaning defined above

Time Traveler
The first known use of biostatistics was circa 1865

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Cite this Entry

“Biostatistics.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/biostatistics. Accessed 5 Sep. 2025.

Medical Definition

biostatistics

noun, plural in form but singular in construction
bio·​sta·​tis·​tics -stə-ˈtis-tiks How to pronounce biostatistics (audio)
: statistics applied to the collection, analysis, and interpretation of biological data and especially data relating to human biology, health, and medicine
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