- To do away with completely so as to leave no trace. See synonyms at abolish.
- To wipe out, rub off, or erase (writing or other markings).
- Medicine. To remove completely (a body organ or part), as by surgery, disease, or radiation.
[Latin oblitterāre, oblitterāt-, to erase, from ob litterās (scrībere), (to write) over letters (ob, over; see ob– + litterās, accusative pl. of littera, letter) and from oblītus, past participle of oblīvīscī, to forget; see oblivion.]
obliteration o·blit'er·a'tion n.obliterative o·blit'er·a'tive (-ə-rā'tĭv, -ər-ə-tĭv) adj.
obliterator o·blit'er·a'tor n.








