: one trillionth of a gram
Recent Examples on the Web What is a picogram? —Darcy Costello, The Courier-Journal, 9 May 2021 How can minuscule changes in a cell’s mass be measured when the whole organism weighs just a picogram (10-12 grams)? —Jeffrey Marlow, Discover Magazine, 12 Oct. 2016 Even a trace amount of betamethasone — a picogram is a trillionth of one gram — is prohibited on race day in Kentucky, Maryland and New York, which are home to the sport’s Triple Crown races, and considered a violation. —The Salt Lake Tribune, 2 June 2021 Even a trace amount of betamethasone — a picogram is a trillionth of one gram — is prohibited on race day in Kentucky, Maryland and New York, which are home to the sport's Triple Crown races, and considered a violation. —BostonGlobe.com, 2 June 2021 Words such as picogram and betamethasone are likely unfamiliar to the average horse racing fan, but Dr. Mary Scollay knows them well. —Jason Frakes, The Courier-Journal, 11 May 2021 While a picogram is a trillionth of a gram, the test is for picograms per milliliter, and a horse can have 50,000 milliliters of blood. —Stephen Whyno, chicagotribune.com, 10 May 2021 Earlier methods for producing the material turned up mere picograms. —Courtney Linder, Popular Mechanics, 28 Jan. 2020 See More
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'picogram.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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