nanogram

noun

nano·​gram ˈna-nə-ˌgram How to pronounce nanogram (audio)
: one billionth of a gram

Examples of nanogram in a Sentence

Recent Examples on the Web
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The scientists estimate that lead pollution was the worst in areas next to mining and smelting operations, reaching concentrations of at least 150 nanograms per cubic meter of air. Sarah Kuta, Smithsonian Magazine, 7 Jan. 2025 Fast Food: McDonald's Vanilla Shake (<4,500 nanograms per serving) also topped the fast food category. George Monastiriakos, Newsweek, 31 Dec. 2024 Whole Foods Cold Smoked Atlantic Salmon (<570 nanograms per serving) had the most DEHP contamination in seafood products. George Monastiriakos, Newsweek, 31 Dec. 2024 Whole Foods Mozzarella String Cheese Low-Moisture Part-Skim (<280 nanograms per serving) led the dairy category. George Monastiriakos, Newsweek, 31 Dec. 2024 See all Example Sentences for nanogram 

Word History

Etymology

International Scientific Vocabulary

First Known Use

1951, in the meaning defined above

Time Traveler
The first known use of nanogram was in 1951

Dictionary Entries Near nanogram

Cite this Entry

“Nanogram.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nanogram. Accessed 1 Feb. 2025.

Kids Definition

nanogram

noun
nano·​gram
ˈnan-ə-ˌgram
: one billionth of a gram

Medical Definition

nanogram

noun
nano·​gram
variants or chiefly British nanogramme
: one billionth of a gram
abbreviation ng
Last Updated: - Updated example sentences
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