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Definition of Linear
1. Adjective. Designating or involving an equation whose terms are of the first degree.
Category relationships: Math, Mathematics, Maths
Similar to: Bilinear
Derivative terms: Add, Add, Linearity
Antonyms: Nonlinear
2. Adjective. Of or in or along or relating to a line; involving a single dimension. "A linear measurement"
Similar to: Collinear, Lineal, Linelike, Rectilineal, Rectilinear
Antonyms: Cubic, Planar
3. Adjective. Of a circuit or device having an output that is proportional to the input. "Linear amplifier"
4. Adjective. (of a leaf shape) long and narrow.
5. Adjective. Measured lengthwise. "Cost of lumber per running foot"
Definition of Linear
1. a. Of or pertaining to a line; consisting of lines; in a straight direction; lineal.
Definition of Linear
1. Acronym. (astronomy) Lincoln Near-Earth Asteroid Research program. ¹
2. Proper noun. (astronomy) A comet, cataloged as “C/1999 S4”, discovered on September 27, 1999, by the Lincoln Near-Earth Asteroid Research program in New Mexico. (See [ Sometimes spelled ''LINEAR''. ¹
3. Adjective. Having the form of a line; straight. ¹
4. Adjective. Of or relating to lines. ¹
5. Adjective. Made in a step-by-step, logical manner. ¹
6. Adjective. (botany of leaves) Long and narrow, with nearly parallel sides. ¹
7. Adjective. (mathematics) Of or relating to a class of polynomial of the form . ¹
8. Adjective. (physics) A type of length measurement involving only one spatial dimension (qualifier as opposed to area or volume). ¹
¹ Source: wiktionary.com
Definition of Linear
1. of or resembling a straight line [adj] : LINEARLY [adv]
Medical Definition of Linear
1. Pertaining to or resembling a line. Origin: L. Linearis This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)