# Definition of *vertex* in English:

## vertex^{}

See synonyms for vertexTranslate vertex into Spanish

### nounplural noun vertices/-təˌsēz/ , plural noun vertexes

1The highest point; the top or apex.

*‘But what vertices of anxiety lie behind the gentle opposition of town and country, youth and age when Janice arrives in Dulwich.’**‘Balancing on the vertex requires enormous training in concentration.’**‘The game begins at one particular vertex, corresponding to the starting position of the game.’**‘Now in a single move a coin must slide between adjacent vertices.’*

View synonyms**apex**, peak, tip, top, mountaintop, summit, pinnacle, crest, brow, crown, height, highest point- 1.1Anatomy The crown of the head.
*‘This will protect the perineum and assist in extension of the head as the vertex passes the symphysis.’**‘As the head clears the pubic symphysis, the vertex is pulled upward at an angle of 45 degrees to the floor.’**‘She has been left with extensive scars and areas of alopecia on the vertex, occipital, and right parietal regions of her head.’**‘The Sahasrara or crown chakra is related to the pituitary gland and externalizes at the vertex of the scalp.’**‘This is followed by thinning over the vertex and then, eventually, complete loss of hair over the crown.’*

2Geometry

Each angular point of a polygon, polyhedron, or other figure.*‘Einstein observes that the Menelaus theorem is symmetric with respect to the vertices of the triangle.’**‘Now add parallels beyond those in the same direction, through the vertices of the largest triangle.’**‘He also found another solution where the three bodies were at the vertices of an equilateral triangle.’**‘The vertices were then connected to their neighbours to create the polygons.’**‘The frequency of each morph increases from the one side of the triangle to the opposite vertex.’*

- 2.1A meeting point of two lines that form an angle.
*‘Bond angles are calculated using the central atom as the vertex of the bond angle.’**‘An undirected edge connecting these two vertices indicates this relationship.’**‘Two adjacent vertices must be of the same colour.’**‘In wild-type flies, the head vertex is symmetrical and composed of three distinct domains.’**‘The vertex representing k is the final state of the kth chain.’*

- 2.2The point at which an axis meets a curve or surface.
*‘Each vertex unit can have one vector and one scalar operation in flight simultaneously.’**‘A graph is a mathematical structure consisting of vertices connected by edges.’**‘A coin may only be placed by dragging the cursor along an edge from one vertex to another.’**‘The three 6-cycles pairwise intersect in two non-adjacent vertices.’**‘Think of the two islands and the mainland as vertices with the paths between these nodes called arcs.’*

**Pronunciation**

**Origin**

Late Middle English from Latin, ‘whirlpool, crown of a head, vertex’, from vertere ‘to turn’.

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