Descriptor
Encyclopedia
Descriptor may refer to
  • file descriptor
    File descriptor
    In computer programming, a file descriptor is an abstract indicator for accessing a file. The term is generally used in POSIX operating systems...

    , an abstract key for accessing a file
  • index term, also known as a "descriptor" in information retrieval
  • molecular descriptor
    Molecular descriptor
    Molecular descriptors play a fundamental role in chemistry, pharmaceutical sciences, environmental protection policy, and health researches, as well as in quality control, being the way molecules, thought of as real bodies, are transformed into numbers, allowing some mathematical treatment of the...

    , which helps characterize a chemical compound
  • segment descriptor
    Segment descriptor
    In memory addressing for Intel x86 computer architectures, segment descriptors are a part of the segmentation unit, used for translating a logical address to a linear address...

    , used for memory addressing in x86 computer architectures
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