ExpertGlossary terms starting with E

2,146 terms

  1. endpoint node In network topology, a node connected to one and only one yybranch. Synonym peripheral node.
  2. endpoint port Amazon RDS: The port number used by a DB instance.
  3. endurability The property of a system, subsystem, equipment, or process that enables it to continue to function within specified performance limits for an extended…
  4. endurable operation See endurability.
  5. Endurance The time an aircraft can continue flying, or a ground vehicle or ship can continue operating, under specified conditions, e.g. without refueling.
  6. enduring value See permanent value.
  7. enema The injection of a liquid through the anus into the large bowel.
  8. Energetic Particles The atoms and molecules of a gas are in constant motion, colliding rapidly and filling all available space.
  9. Energize(d) To send electricity through a electricity transmission and distribution network; a conductor or power line that is carrying current.
  10. Energy The capability of doing work; different forms of energy can be converted to other forms, but the total amount of energy remains the same.
  11. Energy Audit A survey that shows how much energy you use in your house or apartment. It will help you find ways to use less energy.
  12. energy balance (EH-nur-jee BA-lunts) In biology, the state at which the number of calories eaten equals the number of calories used.
  13. Energy Charge That part of an electricity bill that is based on the amount of electrical energy consumed or supplied.
  14. Energy conservation Reduction or elimination of unnecessary energy use and waste. See energy-efficiency.
  15. Energy Contribution Potential Recombination occurring in the emitter region of a photovoltaic cell.
  16. energy crop A crop grown specifically for its fuel value. These include food crops such as corn and sugar cane, and nonfood crops such as poplar trees and switchgrass.
  17. Energy Crops Crops grown specifically for their fuel value. These include food crops such as corn and sugarcane, and nonfood crops such as poplar trees and switchgrass.
  18. Energy Density The amount of energy per unit volume. The energy density affects, and is affected by, the expansion or contraction of the universe.
  19. Energy Dissipator A device constructed in a waterway to reduce the kinetic energy of fast flowing water. See stilling basin.
  20. Energy Efficiency Using less energy to achieve the same outcome. For example, better insulation would enable a home to stay warm utilizing less energy.
  21. Energy Efficiency Ratio (EER) The measure of the instantaneous energy efficiency of room air conditioners; the cooling capacity in Btu/hr divided by the watts of power consumed at a…
  22. Energy Efficient Mortgages A type of home mortgage that takes into account the energy savings of a home that has cost-effective energy saving improvements that will reduce energy…
  23. Energy End-Use Sectors Major energy consuming sectors of the economy. The Commercial Sector includes commercial buildings and private companies.
  24. Energy Facility Siting Council (EFSC) In Oregon, a seven-member council that coordinates and approves siting for most large power plants, transmission lines and pipelines.
  25. Energy Factor (EF) The measure of overall efficiency for a variety of appliances. For water heaters, the energy factor is based on three factors: 1) the recovery efficiency…
  26. Energy grade line (EGL) (energy line, energy gradient) The line showing the total energy at any point in a pipe. The total energy in the flow of the section with reference to a datum line is the sum of the…
  27. Energy Guide Labels The labels placed on appliances to enable consumers to compare appliance energy efficiency and energy consumption under specified test conditions as…
  28. Energy Helicity Index An index that incorporates vertical shear and instability, designed for the purpose of forecasting supercell thunderstorms
  29. Energy Intensity The relative extent that energy is required for a process.
  30. Energy Policy Act (EPACT) Comprehensive federal legislation enacted in 1992 that is resulting in fundamental changes in the electric utility industry by promoting competion in…
  31. Energy Policy Act of 1992 Passed by Congress to enhance U.S. energy security by requiring federal, state, and alternative fuel provider fleets to implement petroleum-reduction…
  32. Energy Policy Act of 1992 (EPAct) A comprehensive legislative package that mandates and encourages energy efficiency standards, alternative fuel use, and the development of renewable…
  33. Energy quality Ability of a form of energy to do useful work. High-temperature heat and the chemical energy in fossil fuels and nuclear fuels are concentrated high…
  34. Energy Security Act of 1980 Legislation authorizing a U.S. biomass and alcohol fuel program, and that authorized loan guarantees and price guarantees and purchase agreements for…
  35. Energy Service Company (ESCO) A company that specializes in undertaking energy efficiency measures under a contractual arrangement whereby the ESCO shares the value of energy savings…
  36. Energy source The primary source that provides the power that is converted to electricity through chemical, mechanical, or other means.
  37. Energy Spectrum The amount of energy emitted at a specific wavelength of light. For example, the Sun emits light at many wavelengths, which can be seen by passing…
  38. Energy Storage The process of storing, or converting energy from one form to another, for later use; storage devices and systems include batteries, conventional and…
  39. enforceability of patent the right of the patent owner to bring an infringement suit against a party who, without permission, makes, uses or sells the claimed invention.
  40. Enforcement Action A regulatory tool that the OCC may use to correct problems or effect change in a national bank.
  41. Enframement A general term referring to any elements surrounding a window or door.
  42. ENG Engineering.
  43. Engage (1) In air defense, a fire control order used to direct or authorize units and/or weapon systems to fire on a designated target.
  44. Engagement (1) A period of hostilities beginning when the first ballistic missile target undergoes fire from the first defensive weapon.
  45. Engagement Authorization The authorization given to USSPACECOM to use weapon and sensor systems under previously coordinated and authorized rules, procedures, and conditions.
  46. Engagement Control (1) That set of coordination, assessment, decision, and direction functions normally implemented automatically to execute the selected battle plan…
  47. Engagement Planning A set of rules and parameters to be used in developing weapon-target assignments and for sensor resource management. (USSPACECOM)
  48. Engagement Surveillance The surveillance required to support RV negation in the midcourse tier.
  49. Engagement Time The time that a weapon takes while engaging a given target. This includes not only firing at the target but all other necessary weapon functions involved…
  50. ENGAGT Engagement.
  51. Engine block An iron casting from the manufacturer that envelopes the crankshaft, connecting rods and pistons.
  52. Engineer Any individual, partnership, corporation or other legal entity licensed to practice the profession of engineering under the education law of the State of…
  53. Engineer's Level A telescope which is attached to a spirit-tube level, all revolving around a vertical axis and is mounted on a tripod.
  54. Engineering and Manufacturing Development (EMD) The third phase in the acquisition process, following Milestone II. The system and its supporting items are fully developed, engineered, designed…
  55. Engineering Change Order (ECO) An engineering task or project directly resulting from an Engineering Change Request.
  56. Engineering Change Proposal (ECP) A proposal to the responsible authority recommending that a change to an original item of equipment be considered, and the design or engineering change be…
  57. Engineering Change Request (ECR) A method of formally requesting that a change be made to the infrastructure. This change can be to a particular instrument, data system, data process…
  58. engineering channel Synonym orderwire circuit.
  59. Engineering Development A funding category including those development programs being engineered for service use but which have not yet been approved for procurement or operation.
  60. Engineering Development Model An advanced prototype used during the Engineering and Manufacturing Development phase (EMD) to resolve design deficiencies, demonstrate maturing…
  61. Engineering Development Model Enhanced Target Delivery System (ETDS) An advanced prototype used during the Engineering and Manufacturing Development phase (EMD) to resolve design deficiencies, demonstrate maturing…
  62. engineering orderwire (EOW) Synonym orderwire circuit.
  63. Engineering Work Request (EWR) Used to request engineering resources, as soon as possible, when operational, science, or engineering needs require a quick engineering response where no…
  64. English bond A pattern of brickwork with alternate courses of headers and stretchers.
  65. English chamomile (... KA-muh-mile) A type of chamomile plant with daisy-like white flowers that is found in Europe, North America, and Argentina.
  66. English lavender (...LA-vun-der) A plant with aromatic leaves and flowers that is a member of the mint family.
  67. Engr Engineering.
  68. Engraftment The process in which transplanted stem cells or bone marrow cells migrate to the bone marrow and begin producing healthy red blood cells, white blood…
  69. engrossed bill The official copy of a bill or joint resolution passed by the Senate and certified by the Secretary of the Senate.
  70. enhanced 911 (E911) system A system that establishes connections between customer installations (CIs) and constituent public service access points (PSAPs), provides automatic…
  71. Enhanced Document Availability A set of Microsoft Exchange features that offers increased access to documents even when the documents are located on an internal network or the software…
  72. enhanced folder A document storage folder that supports document management tasks such as check-in, check-out, versioning, approval, and publishing.
  73. Enhanced Greenhouse Effect The concept that the natural greenhouse effect has been enhanced by anthropogenic emissions of greenhouse gases.
  74. Enhanced index fund An enhanced index fund chooses selectively among the stocks in a particular index in order to produce a slightly higher return.
  75. Enhanced oil recovery Removal of some of the heavy oil left in an oil well after primary and secondary recovery. See primary oil recovery, secondary oil recovery.
  76. enhanced service Service, offered over commercial carrier transmission facilities used in interstate communications, that employs computer processing applications that act…
  77. enhanced service provider A company that provides, via a connection to an exchange carrier, services that add value to voice and/or data information. [T1.251-1996]
  78. enhanced service providers A for-profit business that offers to transmit voice and data messages and simultaneously adds value to the messages it transmits.
  79. Enhanced Titles A meaningful/descriptive title for a document. The opposite of Verbatim Titles.
  80. Enhanced V A pattern seen on satellite infrared photographs of thunderstorms, in which a thunderstorm anvil exhibits a V-shaped region of colder cloud tops extending…
  81. Enhanced Wording 1. An option used by the SPC in tornado and severe thunderstorm watches when the potential for strong/violent tornadoes, or unusually widespread damaging…
  82. enhanced-quality television Synonym [in ITU-T usage] improved-definition television.
  83. Enhancement Improvement of a facility beyond its originally designed purpose or condition.
  84. Enhancement flow Improved flows that result in better stream conditions for aquatic, terrestrial, and other resources.
  85. enhancer 1. A substance or object that increases a chemical activity or a physiological process. 2.
  86. enhancer element See: enhancer.
  87. enhancer sequence See: enhancer.
  88. ENHNCD Enhanced
  89. eniluracil An anticancer drug that increases the effectiveness of fluorouracil. Also called ethynyluracil.
  90. Enjoin Direct or impose by court order.
  91. Enjoining An order by the court telling a person to stop performing a specific act.
  92. ENNK Endoatmospheric Non-Nuclear Kill.
  93. enolpyruvyl-shikimate-3-phosphate synthase (Abbreviation EPSP synthase or EPSPS). An enzyme produced by virtually all plants, which is essential for normal metabolism, and for the biosynthesis of…
  94. enoxaparin A drug used to prevent blood clots. It belongs to the family of drugs called anticoagulants.
  95. ENQ Abbreviation for enquiry character.
  96. enqueue To place items in a queue.
  97. enquiry character (ENQ) A transmission control character used as a request for a response from the station with which a connection has been set up.
  98. enrolled bill The final copy of a bill or joint resolution which has passed both chambers in identical form.
  99. Enrollment The process of collecting a biometric sample from an end user, converting it into a biometric reference, and storing it in the biometric system's database…
  100. ENSCD Enemy Situation and Correlation Division (JFACC term).