apex

/'eipeks/
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apex

The sun reaches its apex in the clear blue sky.

Definition
  1. Noun:
    • The highest point or peak of something: The "apex" is the very top, summit, or culminating point of a physical object or an abstract concept.
    • The point of culmination or climax: In a process, event, or period, the "apex" represents the highest point of achievement, intensity, or development.
    • In astronomy, the solar apex: The point on the celestial sphere toward which the sun and solar system appear to be moving relative to the fixed stars.
Examples of Usage
  • Noun:
    • The mountaineers finally reached the apex of the mountain.
    • Winning the championship was the apex of her athletic career.
    • In geometry, the apex of a triangle is opposite its base.
Advanced Usage
  • "At the apex of": At the very highest point or peak of something.
    • The company was at the apex of its power in the 1990s.
  • "To reach its apex": To achieve its highest point or climax.
    • The conflict reached its apex just before the peace talks began.
Variants and Related Words
  • Apical (adj): Relating to, located at, or constituting an apex.
    • The apical bud of the plant determines its vertical growth.
  • Apices (n): A plural form of "apex," often used in technical or scientific contexts.
    • The apices of the pyramids were aligned with the stars.
Synonyms
  • Peak: The pointed top of a mountain; the highest point.
  • Summit: The highest point of a hill or mountain; the highest attainable level.
  • Pinnacle: The most successful point; the culmination.
  • Zenith: The time at which something is most powerful or successful (originally an astronomical term for the point in the sky directly above an observer).
  • Acme: The point at which someone or something is best, perfect, or most successful.
Antonyms
  • Nadir: The lowest point in the fortunes of a person or organization (also an astronomical term for the point directly opposite the zenith).
  • Base: The bottom support of anything; that on which a thing stands or rests.
  • Bottom: The lowest point or part of something.
Related Phrases
  • Apex predator: An animal at the top of a food chain, with no natural predators.
    • The lion is considered an apex predator on the savanna.
apex

The sun reaches its apex in the clear blue sky.

Noun
  1. the point on the celestial sphere toward which the sun and solar system appear to be moving relative to the fixed stars
  2. the highest point (of something)
    • at the peak of the pyramid