Selenium

usgb/səˈliːniəm/
noun

A chemical element that is often used in technology products like computers or cameras, and also in health supplements.

Selenium is an important component in some types of photocells.
Visual representation of "selenium" - A chemical element that is often used in technology products like computers or cameras, and also in health supplements

Often appears as...

  • selenium deficiency
  • selenium supplement

Usage tips

Technical

Definition 1 of 2
Visual representation of "selenium"
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Trace Element

Selenium is essential but needed in very small quantities in diets, so its mention often relates to nutrition.

Illustration for Trace Element
Doctors say a selenium trace element is vital for thyroid function.
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Antioxidant Properties

Selenium is known for its role in antioxidant enzymes, which might come up in discussions about health.

Illustration for Antioxidant Properties
Selenium's antioxidant properties can help protect cells from damage.
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Technology Usage

In tech contexts, selenium refers to its use in electronic equipment and not health.

Illustration for Technology Usage
The technician checked the selenium components in the motherboard.
Visual representation of the word "Selenium"

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