octant

Meanings

• noun

  One eighth of the sphere or the surface area or volume enclosed by a great circle of a sphere. In navigation, a device for measuring angles up to 110 degrees.

  - "The navigator used an octant to measure the angle between the sun and the horizon."
  - "The ship's octant helped the sailors determine their latitude."

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Synonyms

octile

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Rhymes

Words rhyming with octant
ointment , pement , tintment

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Variants

List of all variants of octant that leads to same result
octant , octants

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Etymology

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

From Latin octo 'eight' + annus 'year' or from Greek okto 'eight' + kentron 'point'.

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Trivia

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

1. The first practical octant was invented by John Hadley in 1731.

2. The octant is also known as a 'mariner's quadrant'.

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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. Sextant: A navigational instrument similar to an octant, but capable of measuring angles up to 140 degrees.

2. Quadrant: An older type of instrument used for measuring angles, similar to a sector of a circle.

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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 octant was a crucial navigational instrument during the Age of Discovery. It was used extensively by sailors to determine their position at sea. The invention of the octant revolutionized navigation and enabled explorers to reach new lands.

How to Memorize "octant"

1. visualize
   

   - Imagine an octant as a half-circle with a telescope-like device attached to it. Visualize how the device moves to measure the angle between two visible objects.

2. associate
   

   - Associate the word 'octant' with the number 'eight' and the concept of 'measurement'.

3. mnemonics
   

   - Use the mnemonic 'Oh, Eight, Eight, I've Got the Angle' to remember the meaning of octant.

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