quadrivalent
Speech parts
1. quadrivalent - Noun
2. quadrivalent - Adjective
Meaning
Having a valence of four; capable of combining with, being replaced by, or compared with, four monad atoms; tetravalent; -- said of certain atoms and radicals; thus, carbon and silicon are quadrivalent elements.
Source: Webster's dictionarySynonyms
tetravalent
foursquare
quaternary
quadrilateral
quadruped
pachytene
tetrahydric
four condition
four conditions
Examples
LAIV is live attenuated influenza vaccine, available as a quadrivalent formulation (LAIV4).
The CDC recommends the quadrivalent preparation.