noun · 13 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
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Received-Pronunciation:/ˈvɜː.tɛks/
General-American:/ˈvɝˌtɛks/
US:Recorded audio is listed in the source snapshot.
rhymes with -ɜː(ɹ)tɛks
CMU ARPABET:V ER1 T EH2 K S
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
The highest point, top or apex of something.
Definition source: English Wiktionary via Wiktextract
Examples
The mountain’s vertex was covered in snow.
He reached the vertex of his career after decades of work.
Meaning relationships
Synonyms: acme, apex, peak, top
Antonyms: fundus
2
noun
Meaning 2
The highest point, top or apex of something.
The highest surface on the skull; the crown of the head.
Definition source: English Wiktionary via Wiktextract
Topics: anatomy, medicine, sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: acme, apex, peak, top
Antonyms: fundus
3
noun
Meaning 3
An angular point of a polygon, polyhedron or higher order polytope.
The common point of the two rays that form an angle.
Definition source: English Wiktionary via Wiktextract
Topics: geometry, mathematics, sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
noun
Meaning 4
An angular point of a polygon, polyhedron or higher order polytope.
The point at which an axis meets a curve or surface.
Definition source: English Wiktionary via Wiktextract
Topics: geometry, mathematics, sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
5
noun
Meaning 5
A point on the curve with a local minimum or maximum of curvature.
Definition source: English Wiktionary via Wiktextract
Topics: mathematics, sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
6
noun
Meaning 6
One of the elements of a graph joined or not by edges to other vertices.
Definition source: English Wiktionary via Wiktextract
Topics: graph-theory, mathematics, sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: node
Antonyms: none provided
7
noun
Meaning 7
A point in 3D space, usually given in terms of its Cartesian coordinates.
Definition source: English Wiktionary via Wiktextract