glycoside

noun

gly·​co·​side ˈglī-kə-ˌsīd How to pronounce glycoside (audio)
: any of numerous sugar derivatives that contain a nonsugar group bonded to an oxygen or nitrogen atom and that on hydrolysis yield a sugar (such as glucose)
glycosidic
ˌglī-kə-ˈsi-dik How to pronounce glycoside (audio)
adjective
glycosidically
ˌglī-kə-ˈsi-di-k(ə-)lē How to pronounce glycoside (audio)
adverb

Examples of glycoside in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Scott notes that while the flesh of the Hawthorn berry is fully edible and commonly used to make jams and jellies, consuming large quantities of whole berries can be harmful as the seeds contain toxic cyanogenic glycosides. — Sj McShane, Martha Stewart, 11 July 2026 Foxgloves This beautiful flower has trumpet-like blossoms that contain cardiac glycoside toxins, which interfere with the heart’s electrolyte balance. — Amy Deyoung, USA Today, 28 May 2026 Its leaves contain glycosides and terpenes, which can improve blood circulation, provide antioxidant protection and offer neuroprotective benefits, per the NCCIH. — Ryan Brennan may 6, Sacbee.com, 6 May 2026 These plants contain cardiac glycosides, which can cause unpleasant symptoms for dogs and cats alike, such as drooling, diarrhea, abdominal pain, abnormal heart rhythm, and even some neurologic signs. — Kansas City Star, 24 Mar. 2026 See All Example Sentences for glycoside

Word History

Etymology

alteration of glucoside

First Known Use

1855, in the meaning defined above

Time Traveler
The first known use of glycoside was in 1855

Rhymes for glycoside

See All Rhymes for glycoside

Browse Nearby Words

glycosidase
glycoside
glycosuria
See all Nearby Words

Cite this Entry

“Glycoside.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/glycoside. Accessed 14 Jul. 2026.

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Medical Definition

glycoside

noun
gly·​co·​side ˈglī-kə-ˌsīd How to pronounce glycoside (audio)
: any of numerous sugar derivatives that contain a nonsugar group attached through an oxygen or nitrogen bond and that on hydrolysis yield a sugar (as glucose)
glycosidic
ˌglī-kə-ˈsid-ik How to pronounce glycoside (audio)
adjective
glycosidically
-i-k(ə-)lē How to pronounce glycoside (audio)
adverb

More from Merriam-Webster on glycoside

Britannica.com: Encyclopedia article about glycoside

Last Updated: - Updated example sentences
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