Located on or related to the outside or outer part of something. The external walls of the building need repainting.
Coming from or relating to a source outside the subject or situation. The company hired an external consultant to improve their business strategy.
Relating to foreign countries or affairs. The minister is responsible for external relations and international trade.
Intended for or suitable only for application to the outside of the body; not for internal use. This cream is for external use only.