WordWeb Online

1. The quality of being alike
   "sameness of purpose kept them together"
    
2. The quality of wearisome constancy, routine, and lack of variety
   "he hated the sameness of the food the college served"
   - monotony, humdrum

Derived forms: samenesses

See also: same

Type of: quality, unvariedness

Antonym: difference

Encyclopedia: Sameness