Term: sunglass: a convex lens that focuses the rays of the sun; used to start a fire
Broader: converging lens: lens such that a beam of light passing through it is brought to a point or focus | Unrelated: implication: a logical relation between propositions p and q of the form `if p then q'; if p is true then q cannot be false
Broader: converging lens: lens such that a beam of light passing through it is brought to a point or focus | Unrelated: appointee: an official who is appointed
Broader: converging lens: lens such that a beam of light passing through it is brought to a point or focus | Unrelated: cornhusking: the act of removing the husks from ears of corn
Broader: converging lens: lens such that a beam of light passing through it is brought to a point or focus | Unrelated: ransacking: a thorough search for something (often causing disorder or confusion)
Broader: converging lens: lens such that a beam of light passing through it is brought to a point or focus | Unrelated: edentata: order of mammals having few or no teeth including: New World anteaters; sloths; armadillos
Broader: converging lens: lens such that a beam of light passing through it is brought to a point or focus | Unrelated: barograph: a recording barometer; automatically records on paper the variations in atmospheric pressure
Broader: converging lens: lens such that a beam of light passing through it is brought to a point or focus | Unrelated: footboard: a vertical board or panel forming the foot of a bedstead
Broader: converging lens: lens such that a beam of light passing through it is brought to a point or focus | Unrelated: free trader: an advocate of unrestricted international trade
Broader: converging lens: lens such that a beam of light passing through it is brought to a point or focus | Unrelated: vulgarizer: someone who makes something vulgar
Broader: converging lens: lens such that a beam of light passing through it is brought to a point or focus | Unrelated: marattiales: lower ferns coextensive with the family Marattiaceae