nanogram

noun
nano·​gram | \ˈna-nə-ˌgram \

Definition of nanogram 

: one billionth of a gram

Examples of nanogram in a Sentence

Recent Examples on the Web

Jackson County Detective Tom Baker said that the lethal amount for an adult is 100 nanograms. Paulina Dedaj, Fox News, "Indiana boy dies after ingesting 180 times the lethal amount of meth while under father's custody, report says," 3 Aug. 2018 Researchers defined Vitamin D levels of below 30 nanograms per milliliter as insufficient. Sonja Haller, USA TODAY, "Vitamin D deficiency tied to miscarriages, study says," 31 May 2018 Some of the tanks contained small amounts of cocaine—20 nanograms per liter, which corresponds to the mean concentration of the drug that has been detected in surface waters—and some were filled with tap water. Brigit Katz, Smithsonian, "Cocaine in the Water Is Hurting River Eels," 20 June 2018 Participants with blood levels above 60 nanograms per milliliter had just 20 percent of the risk, compared to those those with less than 20 ng/ml. Bradley J. Fikes, sandiegouniontribune.com, "Vitamin D associated with lower risk of breast cancer, UCSD-led study finds," 15 June 2018 Normal testosterone levels in men range from about 300 to 1,000 nanograms per deciliter of blood. Randi Hutter Epstein, New York Times, "The Highs and Lows of Testosterone," 27 Mar. 2018 If inhaled, the lethal dose is in the tens of nanograms per kilogram of body weight. Vera Thoss, Washington Post, "How the nerve agent in the spy attack and other toxins cause widespread contamination," 24 Mar. 2018 If inhaled, the lethal dose is in the tens of nanograms per kilogram of bodyweight. Vera Thoss, Smithsonian, "How to Calculate the Danger of a Toxic Chemical to the Public," 15 Mar. 2018 For example, the botulinum toxins, the most toxic substances ever discovered, can kill with just a few nanograms per kilogram of body weight if injected into veins or muscles. Vera Thoss, Washington Post, "How the nerve agent in the spy attack and other toxins cause widespread contamination," 24 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'nanogram.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of nanogram

1951, in the meaning defined above

History and Etymology for nanogram

International Scientific Vocabulary

Keep scrolling for more

Learn More about nanogram

Statistics for nanogram

Last Updated

23 Nov 2018

Look-up Popularity

Time Traveler for nanogram

The first known use of nanogram was in 1951

See more words from the same year

Keep scrolling for more

More Definitions for nanogram

nanogram

noun
nano·​gram
variants: or chiefly British nanogramme \ˈnan-​ə-​ˌgram \

Medical Definition of nanogram 

: one billionth of a gram abbreviation ng

Comments on nanogram

What made you want to look up nanogram? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to make faulty or ineffective

Get Word of the Day daily email!

Test Your Vocabulary

Find the Cousins

  • a-large-tree-with-many-branches
  • Which pair shares a common word ancestor?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!