Linear /(lĭn"ē̇*ẽr)/

Lin·e·ar

Linear

a.
  1. Of or pertaining to a line; consisting of lines; in a straight direction; lineal.
  2. Like a line; narrow; of the same breadth throughout, except at the extremities; as, a linear leaf. (Bot.)
  3. Thinking in a step-by-step analytical and logical fashion; contrasted with holistic, i.e. thinking in terms of complex interrelated patterns; as, linear thinkers.
    Linear thinkers concluded that by taking the world apart, the actions of people were more predictable and controllable.
    — David Morris (Conference presentation, Fairfield University, October 31, 1997)

Phrases & Compounds

Linear differential equation
an equation which is of the first degree, when the expression which is equated to zero is regarded as a function of the dependent variable and its differential coefficients.
Linear equation
an equation of the first degree between two variables; -- so called because every such equation may be considered as representing a right line.<-- = straight line! -->
Linear measure
the measurement of length.
Linear numbers
such numbers as have relation to length only: such is a number which represents one side of a plane figure. If the plane figure is square, the linear figure is called a root.
Linear problem
a problem which may be solved geometrically by the use of right lines alone.
Linear transformation
a change of variables where each variable is replaced by a function of the first degree in the new variable.