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autoradiography

Upper-Intermediate (B2)

IPA: /ˌɔːtəˈreɪdɪəɡrəfi/

KK: /ˌɔːtəˈreɪdɪəɡrəfi/

noun
Definition

A technique used to create images of the distribution of radioactive materials in a sample, often used in scientific research and medical diagnostics.


Example

The scientist used autoradiography to visualize the distribution of the drug in the tissue samples.


Conversation
Sloth A
I just learned about autoradiography in my biology class.
Sloth B
Oh really? What is it exactly?
Sloth A
It's a process used to make images of radioactive substances.
Sloth B
That sounds interesting! How do they actually do it?

Synonyms & Antonyms
Synonyms
radiography
imaging
photography
Antonyms
obscurity
invisibility
opacity
Root Explanation

Autoradiography is formed from "auto-" (meaning self) and "radiograph" (from "radius" meaning ray and "grapho" meaning to write). The term describes a method of imaging that uses the radiation emitted by a sample itself to create an image, hence the concept of self-writing with rays.

Memory Tip

Think of 'auto-' meaning self, and 'radiograph' referring to writing with rays. This helps you remember that autoradiography is a technique that creates images using the sample's own emitted rays.

Visually Confused Words
pathoradiography
ureteroradiography
radiography
cystoradiography
cardiography
stereoradiography
radiograph
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