bolus

noun

bo·​lus ˈbō-ləs How to pronounce bolus (audio)
plural boluses
1
: a rounded mass: such as
a
: a large pill
b
: a soft mass of chewed food
2
medical
a
: a dose of a substance (such as a drug) given intravenously
b
: a large dose of a substance given by injection for the purpose of rapidly achieving the needed therapeutic concentration in the bloodstream

Examples of bolus in a Sentence

Recent Examples on the Web With Caravan Tech’s innovative tracking system utilizing bolus and ear tag technology, livestock movements can be monitored in real-time, enabling rapid response to disease outbreaks. Patrick Skerrett, STAT, 18 May 2024 This information helps determine your bolus insulin needs. Lynne Peeples, Health, 26 May 2024 The key features of Caravan Tech’s tags and boluses include GPS tracking, temperature monitoring, and health status indicators, providing comprehensive data for disease surveillance and control. Patrick Skerrett, STAT, 18 May 2024 Once downloaded, t:connect works alongside Tandem’s t:slim X2 insulin pump by allowing diabetes patients to issue bolus doses of insulin over Bluetooth. Andrew Paul, Popular Science, 9 May 2024 According to the nonprofit organization Beyond Type 1, bolus insulin is a type of insulin taken to prevent glucose spikes after meals. Brett Molina, USA TODAY, 18 Feb. 2022 His thesis — that identity politics have distracted activists from the central bolus of economic inequality — certainly feels plausible. Becca Rothfeld, Washington Post, 1 Sep. 2023 Even though the biggest bolus of sales are behind, the US fall will still be an important milestone for Moderna. Ike Swetlitz, BostonGlobe.com, 3 Aug. 2023 Tandem Diabetes Care The Minimed 770G artificial pancreas, a hybrid system, manages metabolic insulin dosages—–it modulates the basal rate but does not administer correction boluses. Boris Kovatchev, IEEE Spectrum, 21 Nov. 2021

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'bolus.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Late Latin, from Greek bōlos lump

First Known Use

1562, in the meaning defined at sense 1

Time Traveler
The first known use of bolus was in 1562

Dictionary Entries Near bolus

Cite this Entry

“Bolus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bolus. Accessed 22 Jul. 2024.

Medical Definition

bolus

noun
bo·​lus ˈbō-ləs How to pronounce bolus (audio)
plural boluses
1
: a rounded mass: as
a
: a large pill
b
: a soft mass of chewed food
2
a
: a dose of a substance (as a drug) given intravenously
b
: a large dose of a substance given by injection for the purpose of rapidly achieving the needed therapeutic concentration in the bloodstream
the patient receives a bolus dose to reach the minimum effective analgesic concentrationJ. F. Camp
subcutaneous injection of a premeal bolus of fast-acting insulin

More from Merriam-Webster on bolus

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