(1813-90) a US soldier, politician, and explorer, who was called 'The Pathfinder' because he travelled across the western part of North America and made maps of this area. He encouraged US citizens to move to these places, which are now the states of Idaho, Nevada, Washington, Oregon, and California.
Definition from the Longman Dictionary of Contemporary English Advanced Learner's Dictionary.
Dictionary pictures of the day
Do you know what each of these is called?
Click on any of the pictures above to find out what it is called.