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What is the Meaning of “Acute”?

Acute
/əˈkjuːt/
adjective B2 Tier 4 (Top 10,000 words)

Acute describes a sudden, serious illness or health problem that does not last long. It can also describe someone who has sharp perception or understanding.

Definition of Acute

Quick Meaning of Acute

Acute describes a sudden, serious illness or health problem that does not last long. It can also describe someone who has sharp perception or understanding.

Detailed Definition of Acute

(Of an illness or medical condition) severe and lasting a short time, or (of a person's senses or mind) sharp and perceptive.

How to Pronounce Acute

IPA: /əˈkjuːt/
a cute

Stress pattern: oO (2-syllable word).

Tip: Two syllables: a-KYOOT. Stress the second syllable. The 'a' sounds like 'uh,' and 'cute' rhymes with 'boot.'

Watch out: Sometimes pronounced a-KUTE (rhyming with 'a cute puppy'). Correct: a-KYOOT with stress on the second syllable.

Full pronunciation guide for “acute” →

Origin and Etymology of Acute

From Latin 'acutus,' meaning 'sharp' or 'pointed.' Related to the word 'acute angle' in mathematics.

How to Use Acute in a Sentence

Each example shows “acute” with a CEFR level so learners can pick examples that match their fluency.

  • “The patient was admitted to the hospital with an acute fever and severe dehydration.”
    B2 written
  • “Doctors detected an acute appendicitis that required immediate surgery.”
    B2 formal
  • “His acute observations about the study results impressed the research team.”
    B2 academic

Synonyms and Antonyms of Acute

Common Synonyms for Acute

Smart Synonyms for Acute — When to Use Each

severe
Emphasizes seriousness and intensity
sharp
Highlights perceptiveness or quick understanding

Antonyms of Acute

See all synonyms for “acute” →

Common Collocations with Acute

These phrases pair with “acute” in everyday English:

  • acute illness
  • acute pain
  • acute condition
  • acute care
  • acute phase

Common Mistakes When Using Acute

Even fluent speakers slip up with “acute”. Here’s how to avoid the most common errors:

✗ Wrong: He has been suffering from acute pain for the last five years.
✓ Correct: He has been suffering from chronic pain for the last five years.
Why: Acute pain lasts a short time. Long-term pain is chronic.
✗ Wrong: The acute shortage of supplies will continue indefinitely.
✓ Correct: The acute shortage of supplies is temporary and urgent.
Why: Acute implies a short duration, not indefinite continuation.

Words Confused With Acute

  • Acute vs Chronic: Acute means sudden and short-lasting. Chronic means long-lasting or recurring. Example: acute pain vs. chronic pain. Compare →

Other Forms of Acute

Frequently Asked Questions About Acute

What is the meaning of "Acute"?

Acute describes a sudden, serious illness or health problem that does not last long. It can also describe someone who has sharp perception or understanding.

How do you pronounce "Acute"?

The IPA is /əˈkjuːt/. Two syllables: a-KYOOT. Stress the second syllable. The 'a' sounds like 'uh,' and 'cute' rhymes with 'boot.'

What part of speech is "Acute"?

"Acute" is an adjective at B2 level (Common European Framework).

What are synonyms for "Acute"?

Common synonyms include severe, sharp, intense.

How do you use "Acute" in a sentence?

For example: "The patient was admitted to the hospital with an acute fever and severe dehydration."

Explore Acute in Other Tools