patent ductus arteriosus
noun · n
Simple meaning
A ductus arteriosus that failed to close at birth.
Pronunciation
Say it like this:
patuhntduhktuhsahrtihreeohsuhsSay the bold part a little louder.
IPA pronunciation (US)
ˈpætəntdəktəsɑɹtɪɹioʊsəs
This word is pronounced essentially the same in American and British English, so one transcription covers both.
IPA (International Phonetic Alphabet) is a standard way of writing speech sounds.
Definition
Everyday modern meanings first, grouped by part of speech.
noun
A ductus arteriosus that failed to close at birth; may require surgical correction
n
A medical condition in which the ductus arteriosus fails to close after birth: this allows a portion of oxygenated blood from the left heart to flow back to the lungs from the aorta, which has a higher blood pressure, to the pulmonary artery, which has a lower blood pressure.
Word Aura™
How this word commonly comes across.
Aura for this meaning
This meaning: A ductus arteriosus that failed to close at birth; may require surgical correction
Used this way, patent ductus arteriosus is a specialist word that usually carries little praise or criticism of its own. This is a clinical use: it belongs to medical description, where it is factual rather than emotive.
- Emotional tone
- Neutral
- Formality
- Specialist/technical
- Intensity
- Not strongly marked
- How common
- Specialized
- Connotation
- Clinical and technical
- Usage feel
- Technical and specialized
Where it naturally appears
- Medicine/healthcare
- Science
- Technical/specialist writing
Usage note
In general conversation this sense usually needs explaining — outside its field, people reach for a plainer word.
Word Aura describes common impressions, not a measurement. Tone changes with sentence, speaker, relationship and situation.
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