Definition of Apex
Quick Meaning of Apex
The highest or topmost point of something, whether physical or abstract. A summit or peak.
Detailed Definition of Apex
The top or highest point of something; the vertex or peak of a structure or achievement.
How to Pronounce Apex
Stress pattern: Os (2-syllable word).
Tip: Pronounced AY-peks with primary stress on the first syllable. The second syllable is unstressed and brief.
Watch out: Pronouncing as 'app-ex' with stress on the second syllable is incorrect.
Origin and Etymology of Apex
From Latin apex (peak, summit, pointed end). Used historically to describe the top of objects.
How to Use Apex in a Sentence
Each example shows “apex” with a CEFR level so learners can pick examples that match their fluency.
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“The apex of the pyramid is covered in gold leaf and visible from miles away.”
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“She reached the apex of her career when she became CEO at forty.”
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“The apex of the mountain offers stunning views of the surrounding landscape.”
Synonyms and Antonyms of Apex
Common Synonyms for Apex
Smart Synonyms for Apex — When to Use Each
- summit
- For the physical top of mountains
- pinnacle
- For impressive career achievements
- peak
- For highest points in time
Antonyms of Apex
Common Collocations with Apex
These phrases pair with “apex” in everyday English:
- apex of the career
- apex predator
- at the apex
- reach the apex
- apex of power
Common Mistakes When Using Apex
Even fluent speakers slip up with “apex”. Here’s how to avoid the most common errors:
- ✗ Wrong: The apex is never reached in a successful career.
- ✓ Correct: Many people reach the apex of their careers at different ages.
- Why: Apex is an achievable point, not something unreachable or impossible.
- ✗ Wrong: The apices of the buildings are all the same.
- ✓ Correct: The apexes of the buildings vary in height and design.
- Why: Apexes is the standard modern plural; apices is archaic or technical.
Words Confused With Apex
- Apex vs Apex vs. apices: Apices is the Latin plural, rarely used in modern English. Apexes is standard in contemporary usage.
Other Forms of Apex
- Noun: apex
Frequently Asked Questions About Apex
What is the meaning of "Apex"?
The highest or topmost point of something, whether physical or abstract. A summit or peak.
How do you pronounce "Apex"?
The IPA is /ˈeɪpɛks/. Pronounced AY-peks with primary stress on the first syllable. The second syllable is unstressed and brief.
What part of speech is "Apex"?
"Apex" is a noun at C1 level (Common European Framework).
What are synonyms for "Apex"?
Common synonyms include peak, summit, top.
How do you use "Apex" in a sentence?
For example: "The apex of the pyramid is covered in gold leaf and visible from miles away."