linear
1. [ adjective ] (mathematics) designating or involving an equation whose terms are of the first degree
Synonyms: additive
Related terms: nonlinear mathematics bilinear
2. [ adjective ] of or in or along or relating to a line; involving a single dimension
Synonyms: one-dimensional
Examples:

"a linear foot"

Related terms: planar cubic rectilinear lineal linelike collinear
3. [ adjective ] measured lengthwise
Synonyms: running
Examples:

"cost of lumber per running foot"

Related terms: lengthwise
4. [ adjective ] (botany) of a leaf shape; long and narrow
Synonyms: elongate
Related terms: simple
5. [ noun ] Last name, frequency rank in the U.S. is 31625
6. [ adjective ] (electronics) of a circuit or device having an output that is proportional to the input
Synonyms: analog analogue
Examples:

"analogue device" "linear amplifier"

Related terms: digital electronics
Similar spelling:   Linear_A
  liner
  limner
  Linaria
  limeira