Term: hyperbolic geometry: (mathematics) a non-Euclidean geometry in which the parallel axiom is replaced by the assumption that through any point in a plane there are two or more lines that do not intersect a given line in the plane
Broader: mathematics: a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement | Unrelated: tongue twister: an expression that is difficult to articulate clearly
Broader: mathematics: a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement | Unrelated: nerita: a neritid gastropod having a short smooth or spirally ridged shell with thick usually toothed outer lip and toothed operculum
Broader: mathematics: a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement | Unrelated: hatchet man: a professional killer
Broader: mathematics: a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement | Unrelated: indian giver: an offensive term for someone who asks you to return a present he has given you
Broader: mathematics: a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement | Unrelated: enamel: any smooth glossy coating that resembles ceramic glaze
Broader: mathematics: a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement | Unrelated: codetalker: a secret agent who was one of the Navajos who devised and used a code based on their native language; the code was unbroken by the Japanese during World War II
Broader: mathematics: a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement | Unrelated: suture: an immovable joint (especially between the bones of the skull)
Broader: mathematics: a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement | Unrelated: oedogonium: type genus of Oedogoniaceae; freshwater green algae having long unbranched filaments; usually free-floating when mature
Broader: mathematics: a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement | Unrelated: underproduction: inadequate production or less than expected
Broader: mathematics: a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement | Unrelated: fine-tooth comb: a method of examining in minute detail