Glossary

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  • Dent

    A large, smooth-bottomed depression whose diameter or width is greater than its depth and that will not produce an indication.

  • DEOD (CDRH)

    Dental, Ear, Nose, Throat and Ophthalmic Devices Branch (CDRH)

  • Deoxyribonucleic Acid

  • Deoxyribonucleic Acid

  • Deoxyribonucleotide

  • Deoxyribose

    A type of sugar that is one component of DNA.

  • DEP

    Data Evaluation Project

  • DEPCM

    DesignEngineering, Procurement, and Construction Management

  • Dependability

    A facet of reliability that relates to the degree of certainty that a system or component will operate correctly.

  • Dependent Variables

    The outcomes that are measured in an experiment. Dependent variables are expected to change as a result of an experimental manipulation of the independent variable(s).

  • DEPI (CBER)

    Division of Ethics and Program Integrity (CBER)

  • Deposited Particle Count

    Count of the number and size of particles deposited per unit area upon a witness plate or other collector surface located in an installation over a defined time period.

  • Depot

    A place in which supplies and materials are stored for onward distribution. They may be local or regional in scope.

  • Depyrogenation

    Removal or destruction of endotoxins.

  • Dermal

    Relating to the skin, especially to the true skin or cutis vera.

  • Dermatitis

    Inflammation of the skin, redness (rash) and often swelling, pain, itching, cracking. Dermatitis may be caused by an irritant or allergen.

  • DES

    Drug Eluting Stent

  • DES

    Diethylstilbestrol

  • DES (OC)

    Division of Engineering Services (OC)

  • Desalination

    The removal of dissolved salts from brine to produce potable water.

  • Descaling

    The removal of heavy, tightly adherent oxide films resulting from hot-forming, heat-treatment, welding, and other high-temperature operations such as in steam systems.

  • Descaling (metals)

    (ASTM A 380) The removal of heavy, tightly adherent oxide films resulting from hot-forming, heat-treatment, welding, and other high-temperature operations. Methods to accomplish descaling can be chemical descaling (pickling), acid pickling, or mechanical descaling that may include abrasive blasting, power brushing, sanding, grinding, and chipping.

  • Descriptive Study

    Any study that is not truly experimental (e.g., quasi-experimental studies, correlational studies, record reviews, case histories, and observational studies).

  • DESE (CDRH)

    Division of Electrical and Software Engineering (CDRH)

  • DESI

    Drug Efficacy Study Implementation