selfsame
1. [ adjective ] being the exact same one; not any other:
Synonyms: very identical one_and_the_same
Examples:

"this is the identical room we stayed in before" "the themes of his stories are one and the same" "saw the selfsame quotation in two newspapers" "on this very spot" "the very thing he said yesterday"

Related terms: same
Similar spelling:   self-sowed
  selfish
  selfishness
  self-seeker
  self-seeded
  self-styled