blood vessel endothelial cell fate specification
The process involved in the specification of identity of a blood vessel endothelial cell. Once specification has taken place, a cell will be committed to differentiate down a specific pathway if left in its normal environment. A blood vessel endothelial cell is an endothelial cell of the vascular tree, which includes blood vessels and lymphatic vessels.
GO:0060847
endothelial cell fate specification
is_a
GO:0060846
blood vessel endothelial cell fate commitment
part_of