Quadrivalent

//kwɒdrɪˈveɪlənt// adj, noun

Definitions

Adjective
  1. 1
    Having a valence of four. not-comparable
  2. 2
    Protecting against four different (usually influenza) viruses. not-comparable
  3. 3
    Having all of its vertices of degree four. not-comparable

    "In graph theory terms, a regular projection of a knot, or knot diagram is thus a quadrivalent planar graph with over/under-decorated vertices."

Noun
  1. 1
    Any quadrivalent chromosome

Etymology

Etymology 1

From quadri- + -valent.

Etymology 2

From quadri- + -valent.

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