Term: pelycosaur: large primitive reptile having a tall spinal sail; of the Permian or late Paleozoic in Europe and North America
Broader: synapsid: extinct reptile having a single pair of lateral temporal openings in the skull | Unrelated: fulmar: heavy short-tailed oceanic bird of polar regions
Broader: synapsid: extinct reptile having a single pair of lateral temporal openings in the skull | Unrelated: chug: the dull explosive noise made by an engine
Broader: synapsid: extinct reptile having a single pair of lateral temporal openings in the skull | Unrelated: cuterebridae: New World botflies
Broader: synapsid: extinct reptile having a single pair of lateral temporal openings in the skull | Unrelated: banger: (British informal) pork sausage
Broader: synapsid: extinct reptile having a single pair of lateral temporal openings in the skull | Unrelated: annual ring: an annual formation of wood in plants as they grow
Broader: synapsid: extinct reptile having a single pair of lateral temporal openings in the skull | Unrelated: urolith: a urinary stone
Broader: synapsid: extinct reptile having a single pair of lateral temporal openings in the skull | Unrelated: antibacterial: any drug that destroys bacteria or inhibits their growth
Broader: synapsid: extinct reptile having a single pair of lateral temporal openings in the skull | Unrelated: spartina: grass of freshwater swamps and salt marshes of Europe, Africa, America, and South Atlantic islands
Broader: synapsid: extinct reptile having a single pair of lateral temporal openings in the skull | Unrelated: resignation: acceptance of despair
Broader: synapsid: extinct reptile having a single pair of lateral temporal openings in the skull | Unrelated: exhilaration: the feeling of lively and cheerful joy