What is the meaning of Synthetic?

Of, or relating to synthesis.

Produced by synthesis instead of being isolated from a natural source (but may be identical to a product so obtained).

Produced by synthesis, thought to have the same effect as its natural counterpart, but chemically different from it.

Artificial, not genuine.

Pertaining to the joining of bound morphemes in a word (compare analytic).

Of a language, having a grammar principally dependent on the use of bound morphemes to indicate syntactic relationships (compare analytic).

A synthetic compound.

Source: wiktionary.org