Definition of deletion in English:



mass noun
  • 1The removal or obliteration of written or printed matter, especially by drawing a line through it.

    ‘we can agree the deletion of the second paragraph’
    count noun ‘deletions from the list could only be made after debate’
    • ‘The judge was of the view that he did not think the deletion of the words "I recall clearly" was of any significance.’
    • ‘This prohibited overwriting and deletion in accounting books as a means of correcting recorded transactions.’
    • ‘Robert's list of deletions is longer: he wants me to drop 17 poems.’
    • ‘Kenneth's standards were stringently applied - even his own letters were full of revisions, usually deletions, made by hand.’
    • ‘Many of those numerous FBI reports and documents on him are riddled with deletions.’
    • ‘The deletions went beyond the typical commercially sensitive information, to embarrassing findings that the company didn't want released.’
    • ‘Among the deletions was a statement that auditors found the firm's system of estimating costs inadequate.’
    • ‘Removal from the school roll (i.e., deletion from the admission register of the school) is the subject of regulation 9.’
    • ‘All of the first version, except its opening stage direction, has been marked for deletion.’
    • ‘The Larpent manuscript is covered with his corrections and deletions.’
    1. 1.1 The removal of data from a computer's memory.
      ‘a bug is responsible for the unexplained deletion of emails’
      ‘it pays to ensure deletion of unnecessary files’
      • ‘Before deleting programs, you should be certain that you can restore the system to the state prior to the deletion.’
      • ‘This won't actually delete the message until you quit, but will flag message x for deletion.’
      • ‘This crude way of recovering disk space should be followed by manual deletion of the program's Start Menu entries.’
      • ‘Then they email us and ask us to undo the deletion.’
      • ‘Until then, further discussion is off-topic for this thread and subject to deletion.’
    2. 1.2 The removal of a product, especially a recording, from the catalogue of those available for purchase.
      • ‘In fact, some individuals may hide the true facts of a product's performance to ensure that deletion is not considered at all.’
      • ‘Prune low-performing products and customers by direct deletion or by selectively raising prices.’
      • ‘The aim of new product development and deletion strategies is to give a company a desired portfolio of products.’
      • ‘The set retails at mid price and those who love the Englishman's way with Puccini should better snap it up before the deletion axe falls.’
      • ‘Even the manner of a product's deletion requires careful thought - should it be allowed to die gradually, or suddenly killed off?’
    3. 1.3Genetics The loss or excision of a section of genetic code, or its product, from a nucleic acid or protein sequence.
      ‘deletion of the gene in mice results in a very reduced tail’
      count noun ‘his team have identified several types of deletions of chromosome 1’
      • ‘We constructed deletion mutants for nonessential genes by one-step gene replacements.’
      • ‘Genes were picked at random for deletion.’
      • ‘The molecular mechanisms responsible for generating deletions are not well understood.’
      • ‘During prolonged cultivation, subclones with various deletions were isolated.’
      • ‘Clones with multiple deletions were made by introducing individual deletions sequentially.’