While it is important to be aware of the genealogy of the concepts used by the falasifah, this should not blind us to the new meanings these were often given by being inserted into different contexts. In the same way as the early mosques are unmistakably mosques even though elements of their technical features can be traced back to ancient churches or other monuments, the synthesis achieved in Islamic philosophy assumes a clearly recognizable form which differentiates it from its parent despite the general likeness.