- dealA division, a portion, a share, a part, a piece.
- daleA valley, often in an otherwise hilly area.
- daltona former unit of atomic mass equivalent to 1/16 the mass of an oxygen atom; now replaced by the atomic mass unit (or dalton)
- BlithedaleBlithedale Canyon, a neighborhood in the city of Mill Valley, California, United States.
- RidsdaleA hamlet in Corsenside parish, Northumberland, England (OS grid ref NZ9084).