Apex

/ˈeɪpɛks/

nounB2

Definition

Apex is the very top or highest part of something. It can be used for physical things like the tip of a triangle or mountain, or for abstract ideas like the highest level of success or power.

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⚡ See It in Action

The highest physical point or tip of something

  • The climbers reached the apex of the mountain at sunrise.
  • The roof has a sharp apex to help rainwater flow down.
  • The pyramid’s apex is the small point at the top.

The highest or most successful point in a process or career

  • She was at the apex of her career when she won the award.
  • The company reached its apex before the market changed.
  • The story’s tension builds up to the apex before the ending.

🧲 Make It Stick

  • Think of "apex" like "top" (A1 word), but more formal and often used for points or peaks.
  • Picture the sharp tip of a mountain or the point of a triangle reaching up into the sky.
  • It's the feeling of reaching the best or highest moment in your life, like winning a big prize.
  • Sounds like "Ape-ex" → imagine a smart ape climbing to the very top of a tree.
  • Remember the phrase "apex predator," which means the animal at the very top of the food chain.
  • NOT like "bottom" (lowest part), "apex" is the highest or top part.
  • NOT like "peak" (which is similar), "apex" can be used for both physical points and abstract highest levels.
  • NOT like "middle," apex is the very highest point, not the center.

🔄 Try Other Words

  • Peak: the highest point of a mountain or other thing (Use when talking about mountains or highest points in nature)
  • Summit: the highest point, especially of a mountain (Use in formal or outdoor contexts)
  • Tip: the pointed end of something (Use when the highest point is a small end or edge)
  • Climax: the most exciting or important part of a story or event (Use when talking about the highest moment in a process or story)

🔍 Unboxing

  • Word parts: (no prefix or suffix) — "apex" is a simple root word
  • Etymology: From Latin "apex," meaning "summit" or "peak"
  • Historical development: Used in English since the 1600s to mean the highest point of something
  • Modern usage: Used in science, geography, business, and storytelling to describe the highest or most important point

💭 Reflect & Connect

Can the apex of a situation be different for different people? Why or why not?
How do you feel when you reach the apex of a challenge or goal in your life?

Fill in the blanks with the correct word:

1.The hikers climbed for hours until they finally reached the apex ___ the mountain, where the view was amazing.
2.When a story reaches its apex, the action or tension is usually ___ before it ends.
3.The apex predator is at the top of the food chain and has no ___.
4.A triangle’s apex is the point where two sides ___.
5.The company was at its apex last year, but now it is facing ___.
6.The sharp apex of the roof helps rainwater ___ quickly.
7.Reaching the apex of your career often requires hard work and ___ decisions.