yahwist

noun

1. a writer of the earliest major source of the Hexateuch, in which God is characteristically referred to as Yahweh rather than Elohim.

noun

1. the Yahwist Bible
   1. the conjectured author or authors of the earliest of four main sources or strands of tradition of which the Pentateuch is composed and in which God is called Yahweh throughout
   2. (as modifier)the Yahwist source