One who travels, especially to distant lands.
"The community leader spoke at the festival to represent the rights and culture of the local traveller group."
Irish English standard spelling of Irish Traveller.; A member of a nomadic ethnic minority in Ireland.
In plain English: A traveller is someone who goes on trips to visit different places away from home.
"The traveller sat by the window watching the city pass below."
Usage: Use this spelling primarily in British English or when referring specifically to someone traveling abroad on an extended journey. In American English and casual contexts regarding short trips, the word is typically spelled "traveler."
The word traveller entered English from Middle English as a combination of the verb travel and the suffix -er. Originally meaning "worker," it came to specifically denote someone who travels over time.