CINNAMON n.
Cassia. Cinnamon stone (Min.), a variety of garnet, of a cinnamon or hyacinth red color, sometimes used in jewelry. -- Oil of cinnamon, a colorless aromatic oil obtained from cinnamon and cassia, and consisting essentially of cinnamic aldehyde, C6H5.C2H2.CHO. -- Wild cinnamon. See Canella.
CIRCUS n.
A level oblong space surrounded on three sides by seats of wood, earth, or stone, rising in tiers one above another, and divided lengthwise through the middle by a barrier around which the track or course was laid out. It was used for chariot races, games, and public shows.