ExpertGlossary terms starting with E

2,146 terms

Exponential growth Growth in which some quantity, such as population size, increases by a constant percentage of the whole during each year or other time period; when the…
exponential phase See: logarithmic phase.
export Data extracted or taken out of one environment or application usually in a prescribed format, and usually for import into another environment or…
Exports of goods and services Goods and services sold by U.S. residents to foreign residents.
Exposed Not protected so body may allow germs to entry and cause disease, or body does not have the defense to protect itself from certain germs.
exposed facilities Any outside plant facilities subject to the effects of lightning; or to power contacts, power induction, or differences in ground potential any of which…
exposure Contact of an organism with a chemical, radiological, or physical agent.
exposure assessment The process by which contact with a toxic substance is identified and quantified.
Exposure Category In describing HIV/AIDS cases, same as transmission categories; how an individual may have been exposed to HIV, such as injecting drug use, male-to-male…
Express To translate a gene's message into a molecular product.
express abandonment A patent application may be expressly abandoned by filing a written declaration of abandonment identifying the application in the United States Patent and…
express mail mailing label patent correspondence delivered to the USPTO via the "Express Mail Post Office to Addressee" service of the United States Postal Service (USPS) which is…
express orderwire A permanently connected voice circuit between selected stations for technical control purposes.
Expressed gene See: gene expression
expressed sequence tag (Abbreviation: EST). Partially sequenced cDNA clone. Because the read length of a standard DNA sequencing reaction is shorter than the majority of cDNA…
Expressed sequence tag (EST) A short strand of DNA that is a part of a cDNA molecule and can act as identifier of a gene. Used in locating and mapping genes.
expression A combination of operands and operators that produces a resulting value. Expressions have a resulting type, that affects the context in which they may be…
Expression library (See Library.)
expression system Combination of host and vector which provides a genetic context for making a cloned gene functional, i.e. produce peptide, in the host cell.
expression vector A cloning vector that has been constructed in such a way that, after insertion of a DNA molecule, its coding sequence is properly transcribed and the mRNA…
expressivity Degree of expression of a trait controlled by a particular gene. The gene may show different degrees of expression in different individuals.
expunge material To completely remove documentary material from NARA's physical custody and all related information about the material such as that no trace of the…
Expungement Expungement means sealing the public record of a court action. If your eviction is expunged, then someone searching court files cannot find a record of…
Exsanguination bleeding to death.
EXTD Extend/Extended
extend The process of applying Windows SharePoint Services to a virtual server.
extended accelerator key Additional accelerator keys, used for bookmarks, action buttons, and window tabs. To view the extended accelerator keys, press and hold down the ALT key.
extended ACL An optional directory access control feature available for an IBM® Lotus® Domino™ Directory and Extended Directory Catalog used to apply restrictions…
extended area service (EAS) A network-provided service feature in which a user pays a higher flat rate to obtain wider geographical coverage without paying per-call charges for calls…
extended binary coded decimal interchange code See EBCDIC.
extended block mode (MODE E) MODE E is a critical GridFTP components because it allows for out of order reception of data.
extended character set Extended character sets support languages which require 8-bit characters or double-byte characters, such as Chinese and French.
Extended Directory Catalog A directory catalog used by servers which, to facilitate quick name lookups, retains the individual documents and the multiple, sorted views available in…
extended distance cluster A cluster with alternate nodes located in different data centers separated by some distance. Formerly known as campus cluster.
Extended Forecast Discussion This discussion is issued once a day around 2 PM EST (3 PM EDT) and is primarily intended to provide insight into guidance forecasts for the 3- to 5-day…
extended partition A type of partition that you can create only on basic master boot record (MBR) disks.
Extended Partitions If a computer hard drive has been divided into more than four partitions, extended partitions are created.
extended permission A permission that is specific to an object added to the standard Active Directory object schema by Exchange. [Exchange 2003]
Extended Planning Annex A document providing program guidance for an additional 10 years beyond the POM. 103
extended rights Rights added by Exchange to Active Directory for controlling access to Exchange objects. [Exchange 2003]
extended superframe (ESF) In T-carrier, a synchronization frame that delineates 24 DS1 frames Note: ESF requires less frequent synchronization than the T-carrier D-4 superframe…
extended-definition television (EDTV) Television in which (a) improvements are made to the standard National Television System Committee (NTSC) television system, (b) the improvements are…
Extended-spectrum ß-lactamase (ESBL) Beta-lactamases are enzymes that destroy certain antibiotics; ESBLs are bacteria that have acquired these enzymes and become resistant to those drugs.
Extended-spectrum β-lactamase (ESBL) Beta-lactamases are enzymes that destroy certain antibiotics. ESBLs are bacteria that have acquired these enzymes and have become resistant to certain…
extends Class X extends class Y to add functionality, either by adding fields or methods to class Y, or by overriding methods of class Y.
extensibility A property of a system, format, or standard that allows changes in performance or format within a common framework, while retaining partial or complete…
Extensible Firmware Interface A type of interface between a computer, firmware, hardware, and the operating system. EFI defines a new partition style called GUID partition table (GPT).
Extensible Markup Language See XML.
Extensible Markup Language (XML) Short for Extensible Markup Language, a specification developed by the W3C (World Wide Web Consortiumthe Web development standards board).
Extensible Storage Engine (ESE) The Active Directory database engine. ESE (Esent.dll) is an improved version of the Jet database that is used in Microsoft Exchange Server versions 4.
extension The short single-stranded stretch of nucleotides remaining on a double-stranded DNA molecule, following treatment with a restriction endonuclease which…
extension bell In telephony, a user end device, separate from a subscriber telephone, which device produces an audible signal indicating that there is an incoming call…
extension bit The first bit of each octet of the address field of a packet. The first octet is identified by the extension bit set to 0, and the second octet is…
extension facility A facility that provides access to communications for a user or group of users isolated from a central communications node.
Extension of Stay Extending the length of time a visa holder is authorized to stay in the United States, when approved by USCIS.
Extension of Time An extension of the "period for reponse" stipulated in an Office action. MPEP 710.02(e).
extension request -- see Request for Extension of Time to File a Statement of Use
extension terminal A terminal that is added to an existing terminal and that uses the same circuit and address, i.e., port and number, as the terminal to which it is added.
Extensional (structural features or faults) Refers to tectonic forces that extend or stretch the Earth's crust.
extensive stage SCLC Stands for small cell lung cancer. SCLC is usually staged as either "limited" or "extensive.
extensive-stage small cell lung cancer Cancer has spread outside of the lung in which it began or to other parts of the body.
Extent of Disease See Stage.
Extenuating circumstances Circumstances which render a crime less aggravated, heinous or reprehensible than it would be otherwise.
External Cloud A cloud computing environment that is external to the boundaries of the organization.
External Combustion Engine An engine in which fuel is burned (or heat is applied) to the outside of a cylinder; a Stirling engine.
external data Data whose origin is not from within the ARM Program; may include data observed at ARM facilities, but whose processing and quality control is done by…
External Data Center (XDC) Stores data from non-ARM sources. It is managed by Brookhaven National Laboratory.
external data source A data source for federation that is not crawled, parsed, or indexed by WebSphere Information Integrator OmniFind Edition.
external entity An entity that exists as an external XML file, which is included in the XML document using an entity reference.
external environment A set of external entities to the application platform with which information is exchanged.
external environment interface (EEI) The interface between the application platform and the external environment across which information is exchanged.
external file INFO stores data in files within a database. However, database information can be stored in files outside of the database.
external guide sequence (Abbreviation: EGS). See: guide sequence.
external instruments Instruments that belong to organizations that are outside of the ARM Program.
external key A file that contains information to access cryptographically locked data, which is stored away from the system, such as on a USB flash drive.
external key file A file that contains the external key and is stored on an external media device.
External Link Link which references another domain. Some people believe in link hoarding, but linking out to other related resources is a good way to help search…
external polygon See universe polygon.
External Proficiency Test an exam process/instrument prepared by an outside provider and used as a quality assessment sample.
external radiation therapy (...RAY-dee-AY-shun THAYR-uh-pee) A type of radiation therapy that uses a machine to aim high-energy rays at the cancer from outside of the body.
External Review A review of a plan's decision to deny coverage for or payment of a service by an independent third-party not related to the plan.
external subset That part of a DTD that is defined by references to external DTD files.
external timing reference In a given communications system, a timing reference obtained from a source, such as a navigation system, external to the given system.
external viewer A plug-in, add-on, or helper application used with a Web browser to present graphics, audio, or video files.
external-beam radiation therapy (...RAY-dee-AY-shun THAYR-uh-pee) A type of radiation therapy that uses a machine to aim high-energy rays at the cancer from outside of the body.
Externality The environmental, social, and economic impacts of producing a good or service that are not directly reflected in the market price of the good or service.
extinction coefficient The sum of the absorption coefficient and the scattering coefficient. [From Weik '89]
extinction ratio (re) The ratio of two optical power levels, of a digital signal generated by an optical source, e.g.
Extirpated species A species which has become extinct in a given area.
Extirpation The elimination of a species or subspecies from a particular area, but not from its entire range.
extra bit Synonym added bit.
Extra Blind A blind put in by a player just entering the game, returning to the game, or otherwise changing his position at the table. See also "blind" and "post."
extra block Synonym added block.
extra sector In information assurance, a sector that is written on a diskette track in excess of the standard number of sectors, as part of a method of copy protection.
extra track In information assurance, a track that is written on a diskette in excess of the standard number of tracks, as part of a method of copy protection.
Extracellular matrix The microenvironment next to a cell that allows for structural support, orientation, and connections for cell-to-cell interactions and formation of…
extrachromosomal In eukaryotes, non-nuclear DNA, present in cytoplasm organelles such as mitochondria and chloroplasts . In prokaryotes, non-chromosomal DNA, i.e. plasmids.
extrachromosomal inheritance See: cytoplasmic inheritance.
extracorporeal photopheresis (EK-struh-kore-PORE-ee-ul FOH-toh-fuh-REE-siss) A procedure in which blood is removed from the body and treated with ultraviolet light and drugs that…
extracranial (EK-struh-KRAY-nee-ul) Outside of the cranium (bones that surround the brain).