Definition of waltham:
(n) :
A sizable city in Middlesex County, Massachusetts, United States.
(n) :
A village and municipality in the region of Outaouais, Quebec, Canada.
(n) :
A village and civil parish in Canterbury district, Kent, England (OS grid ref TR1048).
(n) :
A large village and civil parish in North East Lincolnshire district, Lincolnshire, England (OS grid ref TA2603).
(n) :
A small town in Hancock County, Maine, United States.
(n) :
A small town in Addison County, Vermont, United States.