Term: speed of light: the speed at which light travels in a vacuum; the constancy and universality of the speed of light is recognized by defining it to be exactly 299,792,458 meters per second
Broader: constant: a number representing a quantity assumed to have a fixed value in a specified mathematical context | Unrelated: mesne lord: a feudal lord who was lord to his own tenants on land held from a superior lord
Broader: constant: a number representing a quantity assumed to have a fixed value in a specified mathematical context | Unrelated: asafetida: the brownish gum resin of various plants; has strong taste and odor; formerly used as an antispasmodic
Broader: constant: a number representing a quantity assumed to have a fixed value in a specified mathematical context | Unrelated: sex kitten: a young woman who is thought to have sex appeal
Broader: constant: a number representing a quantity assumed to have a fixed value in a specified mathematical context | Unrelated: ashkenazi: a Jew of eastern European or German descent
Broader: constant: a number representing a quantity assumed to have a fixed value in a specified mathematical context | Unrelated: target acquisition system: a shipboard system for the detection and identification and location of a target with enough detail to permit effective weapon employment
Broader: constant: a number representing a quantity assumed to have a fixed value in a specified mathematical context | Unrelated: motacilla: type genus of the Motacillidae: wagtails
Broader: constant: a number representing a quantity assumed to have a fixed value in a specified mathematical context | Unrelated: roommate: an associate who shares a room with you
Broader: constant: a number representing a quantity assumed to have a fixed value in a specified mathematical context | Unrelated: guildhall: the hall of a guild or corporation
Broader: constant: a number representing a quantity assumed to have a fixed value in a specified mathematical context | Unrelated: immaturity: not having reached maturity
Broader: constant: a number representing a quantity assumed to have a fixed value in a specified mathematical context | Unrelated: cardiopulmonary exercise: exercise intended to strengthen the circulatory system