planisphere

Meanings

• noun

  A flat map representing the whole or a hemisphere of the celestial sphere, with the meridians and parallels of longitude and latitude marked.

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Variants

List of all variants of planisphere that leads to same result
planisphere , planispheres , planispheric

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Etymology

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

From Greek planos, 'flat', and sphaira, 'sphere'.

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Trivia

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

1. The oldest known planisphere dates back to around 1200 BC.

2. The invention of the planisphere is credited to the ancient Greeks.

3. Planispheres were commonly used by navigators and explorers until the invention of the marine chronometer in the late 18th century.

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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. Globe: A three-dimensional representation of the Earth or other celestial body, showing its surface features in detail.

2. Astronomy: The scientific study of celestial objects and phenomena.

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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.

The planisphere was used extensively in ancient times for astronomical observations and navigation. It was a precursor to the modern globe and was particularly useful for determining the position of stars and constellations.

How to Memorize "planisphere"

1. visualize
   

   - Imagine a flat map with grid lines representing the Earth's longitude and latitude lines. Visualize stars and constellations marked on the map.

2. associate
   

   - Associate the word 'planisphere' with the image of a flat map of the stars and constellations.

3. mnemonics
   

   - Create a mnemonic by associating the word 'planisphere' with the phrase 'Planetarium An Arena For Stars'.

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