quadri-, quadra-, quad-, quadru-
(Latin: four, fourth; a word element for number 4)
quadrisyllable (noun), quadrisyllables (pl)
A word comprised of four units of language larger than a phoneme: The term "dictionary" is a quadrisyllable, because it has four syllables altogether!
A union of four men.
Four ways [roads].
The collective name given by the schoolmen (educators) of the Middle Ages to the four "liberal arts"; viz., arithmetic, music, geography, and astronomy.
The quadrivium was the "fourfold way" to knowledge; the trivium, to the "threefold way" to eloquence; both together compiled the Seven Liberal Arts enumerated in the following hexameter: Lingua, Tropus, Ratio, Numerus, Tonus, Angulus, Astra; or the higher division of the seven liberal arts in the Middle Ages, comprising geometry, astronomy, arithmetic, and music .
quadrumanous (adjective), more quadrumanous, most quadrumanous
Four-handed or having all four feet adapted for use as hands: The quadrumanous primates; such as, apes and monkeys, have four grasping appendages which they use for climbing, to pick fruit apart, and other manipulative activities.
One of four men.
Cross references of word families that are related, partially or totally, to: "four, fourth": quatr-; tessara-; tetra-.