ExpertGlossary terms starting with V

773 terms

  1. V Volt.
  2. V Notch A radar reflectivity signature seen as a V-shaped notch in the downwind part of a thunderstorm echo.
  3. V number Synonym normalized frequency.
  4. V reference point The interface point in an ISDN environment between the line termination and the exchange termination.
  5. V region Variable region in antibodies. See: CDR.
  6. V&H Vulnerability and Hardening.
  7. V&V Abbreviation for volume per volume. The relative proportion of each liquid in a mixture.
  8. V-notch weir A weir that is V-shaped, with its apex downward, used to accurately measure small rates of flow.
  9. V-series Recommendations Sets of telecommunications protocols and interfaces defined by CCITT (now ITU-T) Recommendations. Note: Some of the more common V.
  10. v-string A "version" or "vector" "string" specified with a v followed by a series of decimal integers in dot notation, for instance, v1.20.300.4000.
  11. V.32bis The ITU (see ITU) standard for 14.4 kbs modem communications.
  12. V.34 The proposed ITU (see ITU) standard for 28.8 kbs modem communications.
  13. V/STOL Vertical Short Takeoff and Landing [aircraft].
  14. V2P (Virtual to Physical) migration migrating an operating system its applications from a virtual machine or partition to a physical computer without modification.
  15. V2V (Virtual to Virtual) migration migrating an operating system and its applications from a virtual machine or partition hosted in one virtual infrastructure to a virtual machine or…
  16. VA (Department of Veterans Affairs) A federal agency, which guarantees loans made to veterans; similar to mortgage insurance, a loan guarantee protects lenders against loss that may result…
  17. VA (Veterans Affairs, U.S. Department of) A federal government agency that provides benefits to veterans and their dependents, including health care, educational assistance, financial assistance…
  18. VA Guaranteed Loan A mortgage loan that is guaranteed by the U.S. Department of Veterans Affairs (VA).
  19. VA loan See: Veterans Administration.
  20. VA Mortgage A mortgage guaranteed by the Department of Veterans Affairs (VA).
  21. VA mortgage loan A form of mortgage insurance. Housing loans to veterans by banks, savings and loans, or other lenders are guaranteed by the U.S.
  22. VAAC Volcanic Ash Advisory Centers
  23. Vacancy When the elected or appointed officer for a given office is unable or unwilling to continue serving throughout the entirety of the term and resigns from…
  24. vacant code (VC) A call-disposition category for a call attempt to an unassigned NPA (numbering plan area) or N. [T1.207-1998]
  25. Vacantia bona Goods without an owner; unclaimed goods.
  26. Vacate To set aside.
  27. Vacation Reply This is an email that is automatically sent out from your account whenever an email is received, to the sender of the email.
  28. vaccinated Treated with a vaccine.
  29. vaccination Treatment with a vaccine.
  30. vaccine A substance or group of substances meant to cause the immune system to respond to a tumor or to microorganisms, such as bacteria or viruses.
  31. vaccine adjuvant A substance added to a vaccine to improve the immune response so that less vaccine is needed.
  32. vaccine program Synonym anti-virus program.
  33. vaccine therapy (vak-SEEN THAYR-uh-pee) A type of treatment that uses a substance or group of substances to stimulate the immune system to destroy a tumor or infectious…
  34. Vaccinia The cowpox virus used to vaccinate against smallpox and, experimentally, as a carrier of genes for antigenic determinants cloned from other disease…
  35. vaccinia CEA vaccine (vak-SIN-ee-uh …. vak-SEEN) A vaccine made by putting the gene for carcinoembryonic antigen (CEA) into the vaccinia virus.
  36. vaccinia-TRICOM vaccine (vak-SIH-nee-uh…vak-SEEN) A cancer vaccine made with a form of a vaccinia virus that does not cause disease in humans.
  37. vacuole A fluid-filled membrane-bound cavity inside many plant cells, in which various plant products and by-products are stored.
  38. vacuum aspiration (VAK-yoom as-per-AY-shun) A surgical procedure in which the cervix is dilated (opened) and vacuum is used to remove tissue from the uterus.
  39. vacuum distillation The separation of two or more liquids under reduced vapor pressure; reduces the boiling points of the liquids being separated.
  40. vacuum drying treatment of water-soaked documents by extracting the water under high vacuum to prevent further damage See also freeze drying.
  41. Vacuum Energy A theorized energy everywhere in space, arising from quantum mechanics.
  42. Vacuum Evaporation The deposition of thin films of semiconductor material by the evaporation of elemental sources in a vacuum.
  43. vacuum freeze drying process of stabilizing water-soaked documents by freezing them to prevent further damage from water in its liquid state and subsequently drying them under…
  44. vacuum thermal drying treatment of water-soaked documents by drying under high vacuum and high temperature to prevent further damage See also freeze drying.
  45. VAD Velocity Azimuth Display
  46. VAD Wind Profile A radar plot of horizontal winds, derived from VAD data, as a function of height above a Doppler Radar.
  47. Vadose Zone The locus of points just above the water table where soil pores may either contain air or water. This is also called the zone of aeration.
  48. VAFB Vandenberg Air Force Base, CA.
  49. vagina (vuh-JY-nuh) The muscular canal extending from the uterus to the exterior of the body. Also called birth canal.
  50. vaginal (VA-jih-nul) Having to do with the vagina (the birth canal).
  51. vaginal cancer (VA-jih-nul KAN-ser) Cancer that forms in the tissues of the vagina (birth canal).
  52. vaginectomy (va-jih-NEK-toh-mee) Surgery to remove part or all of the vagina (the birth canal).
  53. valacyclovir A substance that is being studied in the prevention of fungal, bacterial, and viral infections in patients undergoing donor stem cell transplantation with…
  54. valdecoxib A substance that is being studied as a treatment for pain and other side effects of cancer therapy.
  55. VALDRIFT An air pollution transport and diffusion model developed to determine pesticide drift from aerial spraying operations in valleys.
  56. Valence Band The highest energy band in a semiconductor that can be filled with electrons.
  57. valerian A plant whose roots are used as a sedative and to treat certain medical conditions.
  58. Valeriana officinalis A plant whose roots are used as a sedative and to treat certain medical conditions.
  59. Valerianae radix A plant whose roots are used as a sedative and to treat certain medical conditions.
  60. valganciclovir An antiviral agent that is being studied as a treatment for AIDS-related cytomegalovirus. It is changed in the body to ganciclovir.
  61. Valid Sound and justified; meeting the test of patentability.
  62. Valid Data Element A payload, an associated data string, or a nonce that satisfies the restrictions of the formatting function.
  63. Valid Time The period of time during which a forecast or warning, until it is updated or superseded by a new forecast issuance, is in effect.
  64. Valid Time Event Code (VTEC) - The Valid Time Event Code (VTEC) always is used in conjunction with, and provides supplementary information to, the Universal Geographic Code…
  65. Validate In the context of this document, confirm or ensure well grounded logic, and true and accurate determinations.
  66. validating parser A parser that ensures that an XML document is valid in addition to being well formed. See also parser.
  67. Validation is the process of performing a set of experiments that establish the efficacy and reliability of a technique or procedure or modification thereof.
  68. validation system The system containing the data base information to be used in validation of the telecommunications charge card or billed number screening data. [T1.
  69. Validity The issue of whether a patent is valid. See Valid.
  70. Validity Edits The specified data are reported incorrectly and must be corrected. The most common example is incorrect census tracts.
  71. Validity of certified labor condition applications A labor condition application which has been certified by OFLC shall be valid for the period of employment indicated on Form ETA 9035 by the authorized…
  72. Valium (VAL-ee-um) A drug used to treat mild to moderate anxiety and tension and to relax muscles. It is a type of benzodiazepine. Also called diazepam.
  73. Valley Exit Jet A strong elevated down-valley air current issuing from a valley above its intersection with the adjacent plain.
  74. Valley floor The gently sloping to nearly level bottom surface of a valley.
  75. Valley segment That portion of a stream network with similar morphologies and governing geomorphic processes identified by valley bottom and sideslope geomorphic…
  76. Valley Volume Effect The reduction in volume of a valley (or basin) as compared to an equal depth volume with a horizontal floor.
  77. valproic acid (val-PROH-ik A-sid) A drug used to treat epileptic seizures and bipolar disorder and to prevent migraine headaches.
  78. valrubicin (val-ROO-bih-SIN) A drug used to treat bladder cancer that does not respond to BCG (Bacillus Calmette Guerin).
  79. valuation Valuation is the process of estimating the value, or worth, of an asset or investment.
  80. Value In determining the monetary equivalent for assets and gifts, value is a good faith estimate of the fair market value if the exact value is neither known…
  81. Value added The gross output of an industry or a sector less its intermediate inputs; the contribution of an industry or sector to gross domestic product (GDP).
  82. value attribute table (VAT) Value attribute table. A table containing attributes for a grid. In addition to user-defined attributes, the VAT contains the values assigned to cells in…
  83. value date The date the transfer entry to an account is considered effective; either the day the instruction is received or some future date as stipulated by the…
  84. Value fund When a mutual fund manager buys primarily undervalued stocks for the fund's portfolio with the expectation that these stocks will increase in price, that…
  85. Value Line Composite Index Value Line, an independent investment research service, tracks the performance of approximately 1,700 common stocks in its composite index.
  86. Value Line, Inc. Value Line is an investment research company that provides detailed analysis on a range of stocks, mutual funds, and convertible investments.
  87. value partition An ontology design pattern. more definition required
  88. Value season See off-season.
  89. Value stock Value stocks, also known as undervalued stocks, trade at a lower price than the company's reputation, earnings outlook, or financial situation would seem…
  90. value-added carrier A company that sells the services of a value-added network.
  91. value-added network (VAN) A network using the communication services of other commercial carriers, using hardware and software that permit enhanced telecommunication services to be…
  92. value-added product (VAP) Physical models using ARM instrument data as inputs used to fulfill some of the unmet measurement needs of the ARM Program and to improve the quality of…
  93. Value-added tax (VAT) A type of tax system which adds a fixed percentage of taxation on products and services at each step of production or service delivery.
  94. Value-based pricing Pricing a product based on buyer perceptions of value rather than actual product costs.
  95. Value-Based Purchasing (VBP) Linking provider payments to improved performance by health care providers. This form of payment holds health care providers accountable for both the cost…
  96. value-binding expression A JavaServer Faces EL expression that refers to a property of a backing bean. A component tag uses this expression to bind the associated component's…
  97. Valve A device used to control the flow in a conduit, pipe, or tunnel that permanently obstructs a portion of the waterway.
  98. VAMOSC Visibility and Management of O&S Costs.
  99. VAN Acronym for value-added network.
  100. vancomycin An antibiotic drug used to fight resistant bacterial infections.