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  • Upward Compatibility

    Refers to software that runs not only on the computer for which it was designed, but also on newer and more powerful models. In the context of CFR 21 Part 11, compatibility plays an important role in ensuring that legacy data can be moved (copied) accurately and completely to a new system. Without it, legacy systems would have to be maintained as long as the records contained in them are kept.

  • UR

    User Requirement

  • Uracil

    A pyrimidine base important as a component of ribonucleic acid (RNA). Uracil is capable of forming a base pair with adenine.

  • URB

    User Requirement Brief

  • URC

    University Relations Committee (ISPE term)

  • URI

    Uniform Resource Identifier

  • URL

    Uniform Resource Locator

  • URN

    Uniform Resource Name

  • URS

    Unrestricted Random Sample

  • URS

    User Requirements Specification

  • URS (User Requirement Specification)

  • US

    United States

  • USA

    Unique Surface Antigen

  • Usability

    (IEEE) The ease with which a user can learn to operate, prepare inputs for, and interpret outputs of a system or component.

  • Usability Testing

    (BCS) Testing the ease with which users can learn and use a product.

  • Usability Testing

    Tests designed to evaluate the machine/user interface. Are the communication device(s) designed in a manner such that the information is displayed in an understandable fashion enabling the operator to correctly interact with the system.

  • USAN

    United States Adopted Names

  • USB

    Universal Serial Bus

  • USC

    United States Code

  • USCG

    United States Coast Guard

  • USDA

    United States Department of Agriculture

  • USDOE

    United States Department of Education

  • Use

    The sharing of individually identifiable health information within a covered entity. For Partners' purposes, a use is the sharing of such information within the Partners affiliated covered entity.

  • Use-by Date

    Indicates the period of use in, e.g., month/year format and in a manner that avoids any ambiguity. [Synonym: Expiry Date. (Re-test date should only be used foe API and not for IP)]

  • Use-by-Date

    The date after which an Investigational Drug Product can no longer be used without additional supportive stability data.