crystalline lens

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Explanation of "Crystalline Lens"

Definition: The "crystalline lens" is a clear, flexible part of the eye located just behind the colored part (the iris). Its main job is to help focus light onto the back of the eye (the retina), allowing us to see clearly.

Usage Instructions

• The term "crystalline lens" is used mainly in medical or scientific contexts, particularly when discussing how the eye works.
• You might come across it in biology classes, discussions about vision problems, or in articles related to eye health.

Example Sentence

• "When a person ages, the crystalline lens can become less flexible, making it harder to see close objects clearly."

Advanced Usage

In advanced discussions, you might encounter terms related to the crystalline lens, such as: - Cataract: A condition where the crystalline lens becomes cloudy, leading to blurry vision. - Accommodation: The process by which the crystalline lens changes shape to focus on objects at different distances.

Word Variants

• Crystalline (adjective): Clear and transparent, like a crystal.
• Lens (noun): A general term for any curved piece of glass or other transparent material that focuses or disperses light.

Different Meanings

• In a different context, "lens" can refer to a camera lens, which is a device used to focus light in photography.
• "Lens" can also mean a way of looking at something, such as "viewing the situation through a different lens."

Synonyms

While "crystalline lens" is a specific term, related terms include: - Lens: A more general term for any optical device. - Optical lens: A lens used to focus light.

Idioms and Phrasal Verbs

There are no specific idioms or phrasal verbs that directly relate to "crystalline lens." However, you might use phrases like "through the lens of" to mean looking at something from a particular perspective, which is a metaphorical use of the word "lens."

Summary

The crystalline lens is an essential part of the eye that helps us see by focusing light on the retina.

Academic

Noun

1. biconvex transparent body situated behind the iris in the eye; its role (along with the cornea) is to focuses light on the retina

Synonyms

• lens
• lens of the eye