astigmatic

Meanings

• adjective

  A condition of the eye in which the cornea or lens, or both, is not perfectly spherical, causing distorted or blurred vision.

  - "Despite wearing glasses, John's astigmatic vision was not fully corrected."
  - "The optometrist diagnosed Sarah with astigmatic eyes and prescribed special lenses."

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Variants

List of all variants of astigmatic that leads to same result
astigmatic , astigmatics

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Etymology

origin and the way in which meanings have changed throughout history.

From the Greek word 'astigma' meaning 'pointed' or 'prickly', due to the sensation some people with astigmatism experience when blinking.

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Trivia

Any details, considerations, events or pieces of information regarding the word

1. Astigmatism is not a disease, but rather a vision condition.

2. Astigmatism can be present in one or both eyes.

3. Astigmatism can cause headaches, eye strain, and difficulty reading or driving.

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Related Concepts

informations on related concepts or terms closely associated with the word. Discuss semantic fields or domains that the word belongs to

1. Myopia: Myopia, or nearsightedness, is a refractive error in which the eye can focus light from distant objects onto the retina, but not from close objects.

2. Hyperopia: Hyperopia, or farsightedness, is a refractive error in which the eye cannot focus light from nearby objects onto the retina.

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Culture

Any cultural, historical, or symbolic significance of the word. Explore how the word has been used in literature, art, music, or other forms of expression.

Astigmatism is a common eye condition, affecting approximately 1 in 3 people. It can be corrected with glasses, contact lenses, or surgery.

How to Memorize "astigmatic"

1. visualize
   

   - Imagine a soccer ball being squeezed from all sides, making it an oblong shape. This is similar to the shape of an astigmatic eye.
   - Visualize a funnel or a cone instead of a perfect sphere for the cornea or lens.

2. associate
   

   - Associate the word 'astigmatic' with the feeling of wearing glasses or contact lenses.
   - Remember the sensation of blinking when you have astigmatism.

3. mnemonics
   

   - A simple mnemonic for remembering the definition of astigmatism is: 'Astigmatic eyes see things askew.'
   - Another mnemonic could be: 'Astigmatic vision: A star isn't round, it's pointed.'

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