US standard spelling of traveller.
"The weary traveler checked into the small motel after a long drive across the country."
In plain English: A traveler is someone who goes on trips to visit new places.
"The traveler stopped to take photos of the beautiful mountain view."
Usage: Use this noun to refer to anyone who journeys from one place to another, regardless of whether they are moving by foot or vehicle. It is the preferred American English variant over British spellings like travelerless when describing a person on a trip.
The word traveler is formed by adding the suffix "-er" to the verb travel. This construction simply indicates a person who performs the action of traveling.