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BNC: 0 COCA: 39522
placeholder
noun [C] computing , maths /ˈpleɪsˌhəʊldə(r)/
singularplaceholder
pluralplaceholders
  1. a symbol or piece of text used to show that something is missing in a mathematical expression or computer instruction
    placeholder for something :

    The '00000' is a placeholder for the invoice.

    A placeholder image will be pasted into the text.

     Synonyms and related words
    Replacements: assignee, replacement, substitute...
BNC: 0 COCA: 39522
BNC: 0 COCA: 39522

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