Definition of branche:
(n) :
The woody part of a tree arising from the trunk and usually dividing.
(n) :
Any of the parts of something that divides like the branch of a tree.
(n) :
A location of an organization with several locations.
(n) :
A line of family descent, in distinction from some other line or lines from the same stock; any descendant in such a line.
(n) :
An area in business or of knowledge, research.
(n) :
(chiefly Southern US) A creek or stream which flows into a larger river.