kwäˈdrīgə noun
( plural quadri·gae -īˌjē)
Etymology: Latin, back-formation from quadrigae (plural) quadriga, contraction of quadrijugae, feminine plural of quadrijugus of a team of four, from quadri- + jugum yoke, team — more at yoke
: an ancient Roman car or chariot drawn by four horses abreast together with the horses drawing it ; sometimes : the four horses without the chariot or the chariot alone