quadrivalent

/kwษ’drษชหˆveษชlษ™nt/

IPA: /K W AA1 D R AH0 V EY1 L AH0 N T/

noun
  1. 1

    Any quadrivalent chromosome

adjective
  1. 1

    Having a valence of four

  2. 2

    (of a vaccine) Protecting against four different (usually flu) viruses.

  3. 3

    Said of a graph: that all of its vertices have degree four.

Synonyms

Source: https://en.wiktionary.org/wiki/quadrivalent