Term: cycloid: a line generated by a point on a circle rolling along a straight line
Broader: roulette: a line generated by a point on one figure rolling around a second figure | Unrelated: key lime: small yellow-green limes of southern Florida
Broader: roulette: a line generated by a point on one figure rolling around a second figure | Unrelated: dysphemism: an offensive or disparaging expression that is substituted for an inoffensive one
Broader: roulette: a line generated by a point on one figure rolling around a second figure | Unrelated: carcinogen: any substance that produces cancer
Broader: roulette: a line generated by a point on one figure rolling around a second figure | Unrelated: arrowroot: a nutritive starch obtained from the root of the arrowroot plant
Broader: roulette: a line generated by a point on one figure rolling around a second figure | Unrelated: june beetle: any of various large usually brown North American leaf-eating beetles common in late spring; the larvae feed on roots of grasses etc.
Broader: roulette: a line generated by a point on one figure rolling around a second figure | Unrelated: railing: material for making rails or rails collectively
Broader: roulette: a line generated by a point on one figure rolling around a second figure | Unrelated: anise tree: any of several evergreen shrubs and small trees of the genus Illicium
Broader: roulette: a line generated by a point on one figure rolling around a second figure | Unrelated: hygrophorus russula: an edible fungus with a reddish cap and close pale gills and dry stalk; found under hardwoods
Broader: roulette: a line generated by a point on one figure rolling around a second figure | Unrelated: fir clubmoss: of northern Europe and America; resembling a miniature fir
Broader: roulette: a line generated by a point on one figure rolling around a second figure | Unrelated: inertness: immobility by virtue of being inert