adjective
Having the form of a line; straight or roughly straight; following a direct course.
Of or relating to lines.
Made, or designed to be used, in a step-by-step, sequential manner.
(botany, of leaves) Long and narrow, with nearly parallel sides.
(mathematics) (of polynomials or polynomial equations)
(mathematics) (of functions or maps)
(physics) A type of length measurement involving only one spatial dimension (as opposed to area or volume).
(media, of video and audio) Delivered or delivering on a fixed schedule, as opposed to on-demand.
noun
(radio slang) Ellipsis of linear amplifier.