Variable and Mobile

noun

• Something that is likely to vary; something that is subject to variation.
  • usage: "the weather is one variable to be considered"
• A quantity that can assume any of a set of values.
  • synonyms: variable quantity
• A star that varies noticeably in brightness.
  • synonyms: variable star
• A symbol (like x or y) that is used in mathematical or logical expressions to represent a variable quantity.

adjective

• Liable to or capable of change.
  • usage: "rainfall in the tropics is notoriously variable"; "variable winds"; "variable expenses"
• Marked by diversity or difference.
  • usage: "the varying angles of roof slope"; "nature is infinitely variable"
  • synonyms: varying
• Used of a device) designed so that a property (as e. G. Light) can be varied. (
  • usage: "a variable capacitor"; "variable filters in front of the mercury xenon lights"

• (n.) Those parts of the sea where a steady wind is not expected, especially the parts between the trade-wind belts.
• (n.) That which is variable; that which varies or is subject to change.
• (a.) Liable to vary; too susceptible of change; mutable; fickle; unsteady; inconstant; as, the affections of men are variable; passions are variable.
• (n.) A quantity which may increase or decrease; a quantity which admits of an infinite number of values in the same expression; a variable quantity; as, in the equation x2 - y2 = R2, x and y are variables.
• (a.) Having the capacity of varying or changing; capable of alternation in any manner; changeable; as, variable winds or seasons; a variable quantity.
• (n.) A shifting wind or one that varies in force.

Variable is an element in a model. For example, in the model RS&Pt+1 = a + b Tbill t + et, where RS&Pt+1 is the return on the S&P in month t+1 and Tbill is the Tbill return at month t, both RS&P and Tbill are "variables" because they change through time; i. E., they are not constant.

noun

• A river in southwestern Alabama; flows into Mobile Bay.
  • synonyms: Mobile River
• A port in southwestern Alabama on Mobile Bay.
• Sculpture suspended in midair whose delicately balanced parts can be set in motion by air currents.

adjective

• Migratory.
  • usage: "a restless mobile society"; "the nomadic habits of the Bedouins"; "believed the profession of a peregrine typist would have a happy future"; "wandering tribes"
  • synonyms: nomadic, peregrine, roving, wandering
• Moving or capable of moving readily (especially from place to place. )
  • usage: "a mobile missile system"; "the tongue is... The most mobile articulator"
• Having transportation available.
• Capable of changing quickly from one state or condition to another.
  • usage: "a highly mobile face"
• Affording change (especially in social status. )
  • usage: "Britain is not a truly fluid society"; "upwardly mobile"
  • synonyms: fluid

• (a.) Capable of being moved, aroused or excited; capable of spontaneous movement.
• (a.) Changing in appearance and expression under the influence of the mind; as, mobile features.
• (a.) Characterized by an extreme degree of fluidity; moving or flowing with great freedom; as, benzine and mercury are mobile liquids; -- opposed to viscous, viscoidal or oily.
• (a.) Easily moved in feeling, purpose or direction; excitable; changeable; fickle.
• (a.) The mob; the populace.
• (a.) Capable of being moved; not fixed in place or condition; movable.