picogram

noun
pi·​co·​gram | \ ˈpē-kō-ˌgram How to pronounce picogram (audio) , -kə- \

Definition of picogram

: one trillionth of a gram

Examples of picogram in a Sentence

Recent Examples on the Web 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. chicagotribune.com, 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. 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 Birds, in contrast, have genomes ranging from just under one picogram to just over two. Kate Wong, Scientific American, 1 Nov. 2019 Grooves in the pad directed water from the central and purest part of the core to instruments known as mass spectrometers that continuously measured the quantity of lead down to one hundredth of a picogram, which is one trillionth of a gram. New York Times, 14 May 2018

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

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First Known Use of picogram

1951, in the meaning defined above

History and Etymology for picogram

International Scientific Vocabulary

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Time Traveler for picogram

Time Traveler

The first known use of picogram was in 1951

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Dictionary Entries Near picogram

Pico della Mirandola

picogram

picoid

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Cite this Entry

“Picogram.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/picogram. Accessed 21 Jan. 2022.

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More Definitions for picogram

picogram

noun
pi·​co·​gram | \ ˈpē-kō-ˌgram, -kə- How to pronounce picogram (audio) \

Medical Definition of picogram

: one trillionth of a gram abbreviation pg

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