cardiotonic: meaning, definition, pronunciation and examples

C2
UK/ˌkɑː.di.əʊˈtɒn.ɪk/US/ˌkɑːr.di.oʊˈtɑː.nɪk/

Medical, Pharmaceutical, Technical, Occasionally formal/literary.

My Flashcards

Quick answer

What does “cardiotonic” mean?

A substance that strengthens and tones the heart muscle, improving its contractile force and efficiency.

Audio

Pronunciation

Definition

Meaning and Definition

A substance that strengthens and tones the heart muscle, improving its contractile force and efficiency.

In general contexts, can describe anything that invigorates or strengthens the 'heart' of a system, used metaphorically.

Dialectal Variation

British vs American Usage

Differences

No significant difference in meaning or usage. Spelling and pronunciation follow standard regional patterns.

Connotations

Identically technical/medical in both varieties.

Frequency

Equally low-frequency in both, confined to specialist domains.

Grammar

How to Use “cardiotonic” in a Sentence

The [drug] acts as a cardiotonic.The patient was prescribed a [herbal] cardiotonic.It has a pronounced cardiotonic effect.

Vocabulary

Collocations

strong
cardiotonic agentcardiotonic drugcardiotonic effectcardiotonic activityherbal cardiotonic
medium
administer a cardiotonicprescribe a cardiotonicpowerful cardiotonicmild cardiotonic
weak
natural cardiotonicuseful cardiotoniccommon cardiotonic

Examples

Examples of “cardiotonic” in a Sentence

verb

British English

  • N/A – not standard as a verb.

American English

  • N/A – not standard as a verb.

adverb

British English

  • N/A – not standard as an adverb ('cardiotonically' is extremely rare and not recommended).

American English

  • N/A – not standard as an adverb.

adjective

British English

  • Digoxin is the classic cardiotonic drug used in heart failure.
  • The herbal extract exhibited clear cardiotonic properties in the lab study.

American English

  • The physician reviewed the patient's cardiotonic medication regimen.
  • Researchers identified a new compound with cardiotonic effects.

Usage

Meaning in Context

Business

Rare. Possibly metaphorical, e.g., 'The new investment was a cardiotonic for the struggling division.'

Academic

Used in medical, pharmacological, and biomedical research papers.

Everyday

Virtually never used. A doctor might explain: 'This medication helps your heart pump more strongly.'

Technical

Primary domain. Precise term in pharmacology and cardiology for substances like digoxin, dobutamine.

Vocabulary

Synonyms of “cardiotonic”

Strong

cardiac toniccardiac strengthener

Neutral

heart stimulantinotropic agentpositive inotrope

Weak

heart tonicheart medication

Vocabulary

Antonyms of “cardiotonic”

cardiodepressantnegative inotropecardiotoxic agent

Watch out

Common Mistakes When Using “cardiotonic”

  • Using it as a general term for 'energising' (e.g., 'Coffee is my morning cardiotonic.' – incorrect).
  • Pronouncing it as 'cardio-tonic' with equal stress on both parts; primary stress is on the third syllable (-ton-).
  • Confusing it with 'cardiovascular' which relates to blood vessels as well.

FAQ

Frequently Asked Questions

No, it is a specialised medical term. You will encounter it mainly in healthcare, pharmacology, and related scientific literature, not in everyday conversation.

No, that would be incorrect and sound strange to a native speaker. Use words like 'energising', 'stimulating', 'invigorating', or 'a pick-me-up' instead.

'Cardiotonic' specifically refers to strengthening the heart muscle's contractions. 'Cardiovascular' is a broader adjective relating to the heart and blood vessels collectively (e.g., cardiovascular disease, cardiovascular system).

Yes, in modern medicine, drugs like digoxin and dobutamine are classic examples. Some herbal supplements, like hawthorn extract, are also described as having cardiotonic properties.

A substance that strengthens and tones the heart muscle, improving its contractile force and efficiency.

Cardiotonic is usually medical, pharmaceutical, technical, occasionally formal/literary. in register.

Cardiotonic: in British English it is pronounced /ˌkɑː.di.əʊˈtɒn.ɪk/, and in American English it is pronounced /ˌkɑːr.di.oʊˈtɑː.nɪk/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • A cardiotonic for the economy (metaphorical).

Learning

Memory Aids

Mnemonic

Think: CARDIO (heart) + TONIC (something that invigorates) = a heart-invigorating substance.

Conceptual Metaphor

THE HEART IS AN ENGINE; a cardiotonic is HIGH-OCTANE FUEL/TUNE-UP. THE BODY IS A MACHINE; a cardiotonic is a PERFORMANCE ENHANCER for the core pump.

Practice

Quiz

Fill in the gap
Patients with severe heart failure are sometimes prescribed a like digoxin to improve cardiac output.
Multiple Choice

In which context is the word 'cardiotonic' MOST appropriately used?