the spatial relation between something and the course along which it points or moves(noun.linkdef)
Example: He checked the direction and velocity of the wind.
source: wordnet30
a general course along which something has a tendency to develop(noun.cognition)
Example: I couldn't follow the direction of his thoughts.
His ideals determined the direction of his career.
They proposed a new direction for the firm.
source: wordnet30
something that provides direction or advice as to a decision or course of action(noun.communication)
The act of directing, of aiming, regulating, guiding, or ordering; guidance; management; superintendence; administration; as, the direction o&?; public affairs or of a bank.(noun)