Meaning of LINEAR in English

LINEAR

/ ˈlɪniə(r); NAmE / adjective

1.

of or in lines :

In his art he broke the laws of scientific linear perspective.

2.

going from one thing to another in a single series of stages :

Students do not always progress in a linear fashion.

OPP non-linear

3.

of length :

linear measurement (= for example metres, feet, etc.)

4.

( mathematics ) able to be represented by a straight line on a graph :

linear equations

►  lin·ear·ity / ˌlɪniˈærəti; NAmE / noun [ U ]:

She abandoned the linearity of the conventional novel.

►  lin·ear·ly adverb

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WORD ORIGIN

mid 17th cent.: from Latin linearis , from linea a line.

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.