What is the meaning of Lineara?

linear:

2. somehow relating to algebraic structures of the type module or vector space
4. homomorphic with respect to the structure in question

   somehow relating to algebraic structures of the type module or vector space

   homomorphic with respect to the structure in question

   such that f(x) = αx

   first/third-person singular imperfect subjunctive of linear

   Source: wiktionary.org