Mathematics and computer science •
Vertex (geometry), a point where two or more curves, lines, or edges meet •
Vertex (computer graphics), a data structure that describes the position of a point •
Vertex (curve), a point of a plane curve where the first derivative of curvature is zero •
Vertex (graph theory), the fundamental unit of which graphs are formed •
Vertex (topography), in a triangulated irregular network •
Vertex of a representation, in finite group theory
Physics •
Vertex (physics), the reconstructed location of an individual particle collision •
Vertex (optics), a point where the optical axis crosses an optical surface •
Vertex function, describing the interaction between a photon and an electron
Biology and anatomy •
Vertex (anatomy), the highest point of the head •
Vertex (gastropod): the highest physical point of the shell •
Vertex (urinary bladder), alternative name of the apex of urinary bladder •
Vertex distance, the distance between the surface of the cornea of the eye and a lens situated in front of it •
Vertex presentation, a head-first presentation at childbirth ==Businesses==