cardiac glycoside: meaning, definition, pronunciation and examples
C2Technical/Scientific
Quick answer
What does “cardiac glycoside” mean?
A type of organic compound, typically derived from plants, that acts on the heart muscle to increase the force of contraction and regulate heart rhythm.
Audio
Pronunciation
Definition
Meaning and Definition
A type of organic compound, typically derived from plants, that acts on the heart muscle to increase the force of contraction and regulate heart rhythm.
In medicine and pharmacology, a class of drugs (e.g., digoxin) used to treat heart failure and certain arrhythmias. They work by inhibiting the sodium-potassium ATPase pump in heart cells.
Dialectal Variation
British vs American Usage
Differences
No significant lexical or usage differences. Spelling and pronunciation of 'glycoside' are consistent.
Connotations
Identical technical connotations in both medical communities.
Frequency
Equally rare outside professional healthcare and scientific discourse in both varieties.
Grammar
How to Use “cardiac glycoside” in a Sentence
[cardiac glycoside] + [verb: acts on, inhibits, is used to treat][patient] + [verb: is prescribed, receives] + [dosage] + of + [cardiac glycoside]Vocabulary
Collocations
Examples
Examples of “cardiac glycoside” in a Sentence
verb
British English
- The consultant decided to glycosidise the patient's regimen. (Note: highly contrived, as no common verb form exists)
American English
- The physician chose to initiate cardiac glycoside therapy. (Note: using the noun phrase as a modifier for 'therapy')
adverb
British English
- The drug acted glycosidically on the heart muscle. (Note: extremely rare/contrived)
American English
- The heart contracted more glycosidically after treatment. (Note: extremely rare/contrived)
adjective
British English
- The glycosidic effect on myocardial tissue was profound.
- Cardiac glycoside therapy requires careful monitoring.
American English
- The glycoside-induced arrhythmia was a concern.
- The patient showed signs of glycoside toxicity.
Usage
Meaning in Context
Business
Not used.
Academic
Used in pharmacology, medicine, biochemistry, and botany papers and textbooks.
Everyday
Virtually never used. A patient would say 'heart medicine like digoxin'.
Technical
The primary context. Used by doctors, pharmacists, researchers, and nurses.
Vocabulary
Synonyms of “cardiac glycoside”
Strong
Neutral
Weak
Vocabulary
Antonyms of “cardiac glycoside”
Watch out
Common Mistakes When Using “cardiac glycoside”
- Misspelling as 'cardiac glucoside'.
- Confusing it with other heart medications like beta-blockers or ACE inhibitors.
- Using it in non-technical contexts where it is not understood.
FAQ
Frequently Asked Questions
It is a type of drug, often plant-derived, used to treat heart conditions by increasing the force of the heart's contractions.
Yes, digoxin is the most commonly prescribed and well-known cardiac glycoside.
They are naturally found in plants like foxglove (Digitalis purpurea) and oleander.
Because the difference between a therapeutic dose and a toxic dose is very small, requiring careful blood-level monitoring to prevent serious side effects.
A type of organic compound, typically derived from plants, that acts on the heart muscle to increase the force of contraction and regulate heart rhythm.
Cardiac glycoside is usually technical/scientific in register.
Cardiac glycoside: in British English it is pronounced /ˈkɑː.di.æk ˈɡlaɪ.kə.saɪd/, and in American English it is pronounced /ˈkɑːr.di.æk ˈɡlaɪ.kəˌsaɪd/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “None”
Learning
Memory Aids
Mnemonic
Think: CARDiac GLYCOSIDE = a GLYCOse-based compound that acts on the CARDiac (heart) muscle.
Conceptual Metaphor
HEART FUEL / HEART WHIP (suggesting it provides energy/force to the heart's contraction).
Practice
Quiz
In which field is the term 'cardiac glycoside' primarily used?