X-ray Meaning, Definition, and Medical Uses

Meaning 1：medical X-ray image (X-ray)

X-ray 🔊

/ˈɛks.reɪ/

It's a special kind of light that doctors use to see inside your body, especially to check if your bones are broken or healthy.

X-ray image of a human hand showing bone structure in medical setting

medical X-ray image 🔊

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/ˈmɛd.ɪ.kəl ˈɛks.reɪ ˈɪm.ɪdʒ/

A medical X-ray image is a photograph of the inside of the body, produced by X-rays passing through soft tissues and being absorbed by dense structures like bones, allowing doctors to detect fractures or other abnormalities.

📁 Category：Technological Inventions 🔖 Level：Beginner

📘 Details & Usage

📖 Root Explanation

X symbolizes unknown, ray means light; combined: penetrating light.

💡 Mnemonic

Think of 'X' marking the hidden spot, and 'ray' as a light that reveals bones.

📖 Example

After I fell off my bike, the doctor took an X-ray of my arm to make sure nothing was broken. 🔊 After I fell off my bike, the doctor took an X-ray of my arm to make sure nothing was broken.

🔗 Collocations

chest X-ray – an X-ray image of the chest area, often used to check lungs and heart

dental X-ray – an X-ray image of teeth and jaw, used to detect cavities or bone loss

X-ray machine – the device that produces and captures X-ray images

🔄 Synonyms

radiograph (n.) – a photographic image produced by X-rays

roentgenogram (n.) – a formal term for an X-ray image, named after Wilhelm Röntgen

X-ray image (n.) – the visual result of an X-ray examination

🌱 Derivatives

X-rayed (adj.) – having been subjected to X-ray examination

X-raying (n.) – the process of taking an X-ray

X-ray (v.) – to examine or photograph using X-rays

📖 Cultural Story

Discovered by Wilhelm Röntgen in 1895, he called it X-strahlen (unknown rays). This became X-ray in English, revolutionizing medicine.