Collins English-English Dictionary

direction [dɪ'rεkʃən]

1. 1. n the act of directing or the state of being directed

2. 2. n management, control, or guidance

3. 3. n the work of a stage or film director

4. 4. n the course or line along which a person or thing moves, points, or lies

5. 5. n the course along which a ship, aircraft, etc, is travelling, expressed as the angle between true or magnetic north and an imaginary line through the main fore-and-aft axis of the vessel

6. 6. n the place towards which a person or thing is directed

7. 7. n a line of action; course

8. 8. n the name and address on a letter, parcel, etc

9. 9. n [music] the process of conducting an orchestra, choir, etc

10. 10. n [music] an instruction in the form of a word or symbol heading or occurring in the body of a passage, movement, or piece to indicate tempo, dynamics, mood, etc

11. 11. n [modifier] [maths] (of an angle) being any one of the three angles that a line in space makes with the three positive directions of the coordinate axes. Usually given as α, β, and γ with respect to the x-, y-, and z-axes

12. 12. n (of a cosine) being the cosine of any of the direction angles

13. 13. n See also directions