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Glossary · MWE Terms · I

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TermTypeDefinitionClassificationsUpdated
Inventory ItemnounMWEan item listed in an inventoryverifiedMay 18, 2026
Inventory-Clearance SalenounMWEa sale to reduce inventoryverifiedMay 18, 2026
Inverse CiphernounMWESeries of transformations that converts ciphertext to plaintext using the Cipher Key.verifiedAug 30, 2026
Inverse CosecantnounMWEthe angle that has a cosecant equal to a given numberverifiedMay 18, 2026
Inverse CosinenounMWEthe inverse function of the cosineverifiedMay 18, 2026
Inverse CotangentnounMWEthe inverse function of the cotangentverifiedMay 18, 2026
Inverse FunctionnounMWEa function obtained by expressing the dependent variable of one function as the independent variable of anotherverifiedMay 18, 2026
Inverse SecantnounMWEthe inverse function of the secantverifiedMay 18, 2026
Inverse SinenounMWEthe inverse function of the sineverifiedMay 18, 2026
Inverse TangentnounMWEthe inverse function of the tangentverifiedMay 18, 2026
Invert SoapnounMWEa class of synthetic detergents in which the surface-active part of the molecule is the cationverifiedMay 18, 2026
Invert SugarnounMWEa mixture of equal parts of glucose and fructose resulting from the hydrolysis of sucroseverifiedMay 18, 2026
Invertebrate FootnounMWEany of various organs of locomotion or attachment in invertebratesverifiedMay 18, 2026
Inverted CommanounMWEa punctuation mark used to attribute the enclosed text to someone elseverifiedMay 18, 2026
Inverted HangnounMWEa hang performed on the rings with the body upside downverifiedMay 18, 2026
Inverted PleatnounMWEa box pleat reversed so that the fullness is turned inwardverifiedMay 18, 2026
Investment AdvisernounMWEsomeone who advises others how to invest their moneyverifiedMay 18, 2026
Investment BankernounMWEa banker who deals chiefly in underwriting new securitiesverifiedMay 18, 2026
Investment CompanynounMWEa financial institution that sells shares to individuals and invests in securities issued by other companiesverifiedMay 18, 2026
Investment FirmnounMWEa financial institution that sells shares to individuals and invests in securities issued by other companiesverifiedMay 18, 2026
Investment FundsnounMWEmoney that is invested with an expectation of profitverifiedMay 18, 2026
Investment LetternounMWEa letter of intent saying that a letter security is being bought for investment and not for resaleverifiedMay 18, 2026
Investment TrustnounMWEa financial institution that sells shares to individuals and invests in securities issued by other companiesverifiedMay 18, 2026
Investors ClubnounMWEa club of small investors who buy and sell securities jointlyverifiedMay 18, 2026
Invisible BalancenounMWEthe difference in value over a period of time of a country's imports and exports of services and payments of property incomesverifiedMay 18, 2026
invite outverbMWEmake a datecandidateJun 3, 2026
Involuntary MusclenounMWEa muscle that contracts without conscious control and found in walls of internal organs such as stomach and intestine and bladder and blood vessels (excluding the heart)verifiedMay 18, 2026
Involuntary TrustnounMWEa trust created by a court (regardless of the intent of the parties) to benefit a party that has been wrongfully deprived of its rightsverifiedMay 18, 2026
Involutional DepressionnounMWEa major depressive episode associated with the climactericverifiedMay 18, 2026
Io MothnounMWElarge yellow American moth having a large eyelike spot on each hind wingverifiedMay 18, 2026
Iodic AcidnounMWEa soluble crystalline acidverifiedMay 18, 2026
Iodinated ProteinnounMWEa protein that contains iodineverifiedMay 18, 2026
Iodoamino AcidnounMWEan amino acid with iodine addedverifiedMay 18, 2026
Ion BeamnounMWEa beam of ions moving in the same direction at the same speedverifiedMay 18, 2026
Ion EnginenounMWEa type of reaction-propulsion engine to propel rockets in spaceverifiedMay 18, 2026
Ion ExchangenounMWEa process in which ions are exchanged between a solution and an insoluble (usually resinous) solidverifiedMay 18, 2026
Ion PumpnounMWEa vacuum pump that removes gas by ionizing the atoms or molecules and adsorbing them on a metal surfaceverifiedMay 18, 2026
Ionic BeamnounMWEa beam of ions moving in the same direction at the same speedverifiedMay 18, 2026
Ionic BondnounMWEa chemical bond in which one atom loses an electron to form a positive ion and the other atom gains an electron to form a negative ionverifiedMay 18, 2026
Ionic ChargenounMWEthe charge on an ion is equal to a constant charge e multiplied by an integer from 1 to 15verifiedMay 18, 2026
Ionic MedicationnounMWEtherapy that uses a local electric current to introduce the ions of a medicine into the tissuesverifiedMay 18, 2026
Ionization ChambernounMWEa measuring instrument that measures the amount of ionizing radiationverifiedMay 18, 2026
Ionization TubenounMWEa measuring instrument that measures the amount of ionizing radiationverifiedMay 18, 2026
Ionizing RadiationnounMWEhigh-energy radiation capable of producing ionization in substances through which it passesverifiedMay 18, 2026
Ionospheric WavenounMWEa sky wave that is reflected by the ionosphereverifiedMay 18, 2026
IP addressnounMWEA unique binary number used to identify devices on a TCP/IP networkverifiedMay 9, 2026
IP Authentication HeadernounMWEProtocol used to provide connectionless integrity and data origin authentication for IP datagrams (hereafter referred to as just integrity) and to provide protection against replays. (RFC 4302). Scope Note: AH ensures data integrity with a checksum that a message authentication code, such as MD5, generates. To ensure data origin authentication, AH includes a secret shared key in the algorithm that it uses for authentication. To ensure replay protection, AH uses a sequence number field within the IP authentication header.verifiedAug 30, 2026
IP FloodnounMWEA denial of service attack that sends a host more echo request ("ping") packets than the protocol implementation can handle.verifiedMay 9, 2026
IP ForwardingnounMWEIP forwarding is an Operating System option that allows a host to act as a router. A system that has more than 1 network interface card must have IP forwarding turned on in order for the system to be able to act as a router.verifiedAug 30, 2026
IP SecuritynounMWESuite of protocols for securing Internet Protocol (IP) communications at the network layer, layer 3 of the OSI model by authenticating and/or encrypting each IP packet in a data stream. IPsec also includes protocols for cryptographic key establishment.verifiedMay 9, 2026
IP SpoofingnounMWEThe technique of supplying a false IP address.verifiedAug 30, 2026
Ipratropium BromidenounMWEan inhaled bronchodilator (trade name Atrovent)verifiedMay 18, 2026
Ipse DixitnounMWEan unsupported dogmatic assertionverifiedMay 18, 2026
Ipso FactoadverbMWEby the fact itselfcandidateMay 18, 2026
IPv6 (Acronym)nounMWEVersion 6 of the Internet Protocol.verifiedMay 9, 2026
Iridaceous PlantnounMWEany bulbous plant of the family IridaceaeverifiedMay 18, 2026
Iris DiaphragmnounMWEdiaphragm consisting of thin overlapping plates that can be adjusted to change the diameter of a central openingverifiedMay 18, 2026
Iris FamilynounMWElarge family of usually perennial geophytic herbs with rhizomes or corms or bulbsverifiedMay 18, 2026
Iris ScanningnounMWEbiometric identification by scanning the iris of the eyeverifiedMay 18, 2026
Irish BullnounMWEobscene words for unacceptable behaviorverifiedMay 18, 2026
Irish CoffeenounMWEsweetened coffee with Irish whiskey and whipped creamverifiedMay 18, 2026
Iron AgenounMWE(classical mythology) the last and worst age of the worldverifiedMay 18, 2026
Iron BluenounMWEslightly purplish or bluish dark greyverifiedMay 18, 2026
Iron BootnounMWEan instrument of torture that is used to heat or crush the foot and legverifiedMay 18, 2026
Iron CagenounMWEa cage from which there is no escapeverifiedMay 18, 2026
Iron CarbidenounMWEa chemical compound that is a constituent of steel and cast ironverifiedMay 18, 2026
Iron CollarnounMWEan instrument of execution for execution by strangulationverifiedMay 18, 2026
Iron CurtainnounMWEan impenetrable barrier to communication or information especially as imposed by rigid censorship and secrecyverifiedMay 18, 2026
Iron Deficiency AnaemianounMWEa form of anemia due to lack of iron in the diet or to iron loss as a result of chronic bleedingverifiedMay 18, 2026
Iron Deficiency AnemianounMWEa form of anemia due to lack of iron in the diet or to iron loss as a result of chronic bleedingverifiedMay 18, 2026
Iron DisulfidenounMWEa compound containing two atoms of sulfur combined with ironverifiedMay 18, 2026
Iron FilingnounMWEa fragment of iron rubbed off by the use of a fileverifiedMay 18, 2026
Iron FistnounMWErigorous or ruthless controlverifiedMay 18, 2026
Iron FoundrynounMWEa foundry where cast iron is producedverifiedMay 18, 2026
Iron HeelnounMWEan instrument of torture that is used to heat or crush the foot and legverifiedMay 18, 2026
Iron HorsenounMWE(c. 1840) an early term for a locomotiveverifiedMay 18, 2026
Iron LungnounMWErespirator that produces alternations in air pressure in a chamber surrounding a patient's chest to force air into and out of the lungs thus providing artificial respirationverifiedMay 18, 2026
Iron MaidennounMWEinstrument of torture consisting of a hollow iron frame shaped like the human body and lined with spikes to impale the victimverifiedMay 18, 2026
Iron MannounMWEa strong man of exceptional physical enduranceverifiedMay 18, 2026
Iron Manganese TungstennounMWEa mineral consisting of iron and manganese tungstate in crystalline formverifiedMay 18, 2026
Iron MoldnounMWEa spot caused the staining with rust or inkverifiedMay 18, 2026
Iron MouldnounMWEa spot caused the staining with rust or inkverifiedMay 18, 2026
Iron OaknounMWEsmall deciduous tree of eastern and central United States having dark green lyrate pinnatifid leaves and tough moisture-resistant wood used especially for fence postsverifiedMay 18, 2026
Iron OrenounMWEan ore from which iron can be extractedverifiedMay 18, 2026
iron outverbMWEpress and smooth with a heated ironverifiedJun 3, 2026
Iron OverloadnounMWEpathology in which iron accumulates in the tissuesverifiedMay 18, 2026
Iron PerchloridenounMWEa highly toxic chemical used to engrave metal plates and electronic circuitsverifiedMay 18, 2026
Iron PuttynounMWEa cement resembling puttyverifiedMay 18, 2026
Iron PyritenounMWEa common mineral (iron disulfide) that has a pale yellow colorverifiedMay 18, 2026
Iron TrapnounMWEa trap from which there is no escapeverifiedMay 18, 2026
Iron TreenounMWEa small slow-growing deciduous tree of northern Iran having a low domed shapeverifiedMay 18, 2026
Iron-Storage DiseasenounMWEpathology in which iron accumulates in the tissuesverifiedMay 18, 2026
Ironing BoardnounMWEnarrow padded board on collapsible supportsverifiedMay 18, 2026
Ironmonger's ShopnounMWEa store selling hardwareverifiedMay 18, 2026
Ironwood TreenounMWEhandsome East Indian evergreen tree often planted as an ornamental for its fragrant white flowers that yield a perfumeverifiedMay 18, 2026
Irrational HostilitynounMWEextreme prejudiceverifiedMay 18, 2026
Irrational ImpulsenounMWEa strong spontaneous and irrational motivationverifiedMay 18, 2026
Irrational MotivenounMWEa motivation that is inconsistent with reason or logicverifiedMay 18, 2026
Irrational NumbernounMWEa real number that cannot be expressed as a rational numberverifiedMay 18, 2026
Irreversible ProcessnounMWEany process that is not reversibleverifiedMay 18, 2026