quadri-, quadra-, quad-, quadru-

(Latin: four, fourth; a word element for number 4)

quadrifarious (adjective) (not comparable)
Conveying four rows or ranks: There are plants that have quadrifarious leaves.
quadrifid
quadrifoliate
quadrifurcation (kwad" dri fuhr KAY shun") (s) (noun), quadrifurcations (pl)
A system that has four details, compartments, or pieces: The professors and deans at the local university were intrigued by the quadrifurcation of the student government which emerged after the students met with the visiting politician, because they wanted a carefully balanced form of government with each of the four branches providing oversight of each other.
quadrigamist
Someone who has married four times and as a result, has four spouses; such as, four wives or four husbands at the same time.
quadrigamy
Married to four spouses at the same time or a fourth marriage.
quadrilateral
quadrilaterally
quadrilingual
Using, written in, etc., four languages.
quadrille
quadrillion
quadrinomial
quadripara
quadripartite
quadriphonic, quadriphonics, quadrophonic
All of these are variations in form of quadraphonic, et al.

Cross references of word families that are related, partially or totally, to: "four, fourth": quatr-; tessara-; tetra-.