intrapelvic(IN-truh-PEL-vik) Within the pelvis, the lower part of the abdomen between the hip bones.
intraperitoneal(IN-truh-PAYR-ih-toh-NEE-ul) Within the peritoneal cavity (the area that contains the abdominal organs). Also called IP.
intraperitoneal chemotherapy(IN-truh-PAYR-ih-toh-NEE-ul KEE-moh-THAYR-uh-pee) Treatment in which anticancer drugs are put directly into the abdominal cavity through a thin tube.
intraperitoneal infusion(IN-truh-PAYR-ih-toh-NEE-ul in-FYOO-zhun) A method of delivering fluids and drugs directly into the abdominal cavity through a thin tube.
intraperitoneal radiation therapy(IN-truh-PAYR-ih-toh-NEE-ul RAY-dee-AY-shun THAYR-uh-pee) Treatment in which a radioactive liquid is put directly into the abdomen through a thin tube.
Intraseasonal OscillationOscillation with variability on a timescale less than a season. One example is the Madden-Julian Oscillation.
intraspecificWithin a species, such as an intraspecific cross, or intraspecific variation.
intraspecific crossA hybrid made between parents belonging to the same species. See: intrageneric cross, interspecific cross.
intraspinal(IN-truh-SPY-nul) Within the spine (backbone).
intrathecal(IN-truh-THEE-kul) Describes the fluid-filled space between the thin layers of tissue that cover the brain and spinal cord.
intrathecal chemotherapy(IN-truh-THEE-kul KEE-moh-THAYR-uh-pee) Treatment in which anticancer drugs are injected into the fluid-filled space between the thin layers of tissue…
intrauterine(IN-truh-YOO-teh-rin) Inside the uterus (the small, hollow, pear-shaped organ in a woman's pelvis where a baby grows).
intrauterine device(IN-truh-YOO-teh-rin dee-VICE) A small, plastic T-shaped device that is placed inside the uterus (the small, hollow, pear-shaped organ in a woman's…
intravaginal(IN-truh-VA-jih-nul) Having to do with the inside of the vagina (the birth canal).
Intravenous(IN-truh-VEE-nus) Into or within a vein. Intravenous usually refers to a way of giving a drug or other substance through a needle or tube inserted into a…
intravenous infusion(IN-truh-VEE-nus in-FYOO-zhun) A method of putting fluids, including drugs, into the bloodstream. Also called infusion.
intravenous pyelogram(IN-truh-VEE-nus PY-eh-loh-GRAM) A series of x-rays of the kidneys, ureters, and bladder. The x-rays are taken after a dye is injected into a blood vessel.
intravenous pyelography(IN-truh-VEE-nus PY-eh-LAH-gruh-fee) X-ray study of the kidneys, ureters, and bladder. The x-rays are taken after a dye is injected into a blood vessel.
intraventricular infusion(IN-truh-ven-TRIH-kyoo-ler in-FYOO-zhun) The delivery of a drug into a fluid-filled cavity within the heart or brain.
intravesical(IN-truh-VES-ih-kal) Within the bladder.
intrinsic functionA special action in a template that assigns values to properties not available until runtime.
intrinsic joint lossOf nonidentical optical fibers joined by a splice or a mated pair of connectors, the power loss attributable to manufacturing variations, in such…
Intrinsic LayerA layer of semiconductor material (as used in a solar photovoltaic device) whose properties are essentially those of the pure, undoped, material.
Intrinsic LuminosityA measure of the true brightness of an object. It is the amount of energy radiated into space every second by a celestial object, such as a star.
intrinsic noiseIn a transmission path or device, that noise inherent to the path or device and not contingent upon modulation.
intrinsic valueA company's intrinsic value, or underlying value, is used to calculate its projected worth.
Introduced malariaMosquito-borne transmission of malaria from an imported case in a geographic area where malaria does not occur regularly.
Introducing broker (IB)An introducing broker (IB) is a person or firm that takes orders to buy or sell futures contracts from clients and passes those orders to a futures…
Introductory APRThe APR charged during the credit card's introductory period after a credit card account is opened.
IntrogressionBackcrossing of hybrids of two plant populations to introduce new genes into a wild population.
IntronA noncoding DNA sequence within a gene that is initially transcribed into messenger RNA but is later snipped out.
Intruder OperationAn offensive operation by day or night over enemy territory with the primary object of destroying enemy aircraft in the vicinity of their bases.
IntrusionA feature (landform, vegetation, or structure) that is generally considered out of context because of excessive contrast and disharmony with…
Intrusion Prevention SystemsSystems which can detect an intrusive activity and can also attempt to stop the activity, ideally before it reaches its targets.
IntrusiveAn igneous rock that forms under the Earth's surface. Examples include granite, diorite, and gabbro.
intrusive measurementsMeasurements that require that the facility be taken out of service and made unavailable to the user. [T1.Rpt25-1993]
intrusive thought(in-TROO-siv thawt) An unpleasant memory or idea that occurs often in a person's everyday thoughts and keeps him or her from thinking about other things.
InundateTo cover with impounded waters or floodwaters.
InundationThe flooding of normally dry land, primarily caused by severe weather events along the coasts, estuaries, and adjoining rivers.
Inundation AreaArea downstream from a dam that would be subject to flooding in the event of a dam failure or large spillway release. See also, "Flood Plain".
Inundation MapA map delineating the area that would be flooded by a particular flood event. It includes the ground surfaces downstream of a dam showing the probable…
InvalidIneffective or void under the law. A patent can be invalided if it was issued in error.
invalid frameA frame for which one or more of the following conditions apply: the frame is not properly bounded by flags; the frame does not consist of an integral…
invalidationshowing that an invention is not deserving of patent protection by providing evidence that it is not new, not useful, or is obvious.
Invasive(in-va'siv) having the ability to enter and spread throughout the tissues of the body; the ability to infiltrate and actively destroy surrounding tissue.
invasive breast cancer(in-VAY-siv brest KAN-ser) Cancer that has spread from where it started in the breast into surrounding, healthy tissue.
Invasive Cancer(in-VAY-siv KAN-ser) Cancer that has spread beyond the layer of tissue in which it developed and is growing into surrounding, healthy tissues.
invasive cervical cancer(in-VAY-siv SER-vih-kul KAN-ser) Cancer that has spread from the surface of the cervix to tissue deeper in the cervix or to other parts of the body.
invasive hydatidiform mole(in-VAY-siv hy-da-TID-ih-form mohl) A type of cancer that grows into the muscular wall of the uterus.
invasive procedureA medical procedure that invades (enters) the body, usually by cutting or puncturing the skin or by inserting instruments into the body.
Invasive speciesAny species, including noxious and exotic species, that is an aggressive colonizer and can out-compete indigenous species.
InvasivenessAbility of a plant to spread beyond its introduction site and become established in new locations where it may provide a deliterious effect on organisms…
inventionany art or process (way of doing or making things), machine, manufacture, design, or composition of matter, or any new and useful improvement thereof, or…
Invention DisclosureFrom a legal standpoint, a description of an invention that would enable a person skilled in the art to which the invention pertains to build and use the…
inventorone who contributes to the conception of an invention. The patent law of the United States of America requires that the applicant in a patent application…
Inventor, JointA person who collaborates with another inventor in the conception of an invention. MPEP 605.07, MPEP 2137.01.
InventorshipThe condition of being an inventor under the law. MPEP 2137.01.
Inventorya detailed accounting of all items within a specified location. Examples include but are not limited to: evidence in the evidence vault, evidence in the…
Inventory Control PointAn organizational unit or activity within a DoD supply system that is assigned the primary responsibility for the materiel management of a group or items…
Inventory valuation adjustment (IVA)An adjustment made in the national income and product accounts (NIPAs) to corporate profits and to proprietors' income in order to remove inventory…
inverse adaptive quantizerIn the encoder and the feedback path of the decoder, the process that maps the core bits into a quantized difference signal.
Inverse CipherSeries of transformations that converts ciphertext to plaintext using the Cipher Key.
inverse functional propertyIf a property is inverse functional then it means that the inverse property is functional.
inverse multiplexerA functional unit capable of accessing and combining two or more low-speed circuits into a virtual broadband circuit, up to and including an aggregate…
inverse propertyIf some property links individual a to individual b then its inverse property will link individual b to individual a.
Inverse Square1 divided by a quantity squared. 1/(r^2). The force due to gravity is proportional to 1 over distance squared. F~1/(d2).
Inverse Square LawThe law that states when thermal or nuclear radiation is uniformly emitted from a point source, the amount received per unit area at any given distance…
Inverse Synthetic Aperture Radar (ISAR)A type of radar similar to synthetic aperture radar, which uses information from the motion of targets to provide high resolution.
InversionA chromosome re-arrangement, which involves the re-orientation of a segment so that the order of a linear array of genes within it is reversed.
InvertThe lowest point of an underground excavation or the lowest point of the interior of a circular conduit, pipe, or tunnel.
InvertebrateAn animal, such as an insect or mollusk, that lacks a backbone or spinal column.
InvertebratesAll animals without a vertebral column, e.g. spiders, crabs, or worms.
inverted entryA heading with the natural order of words transposed so that it is sorted under a word that normally appears at the end See also direct entry and indirect…
inverted papillomaA type of tumor in which surface epithelial cells grow downward into the underlying supportive tissue.
inverted positionIn frequency-division multiplexing, a position of a translated channel in which an increasing signal frequency in the untranslated channel causes a…
inverted repeatTwo sequences of nucleotides occurring in one strand, where, relative to the first sequence, the second has complementary bases but in the inverted order.
InverterA device that converts direct current electricity (from for example a solar photovoltaic module or array) to alternating current for use directly to…
InvestA weather system for which a tropical cyclone forecast center (NHC, CPHC, or JTWC) is interested in collecting specialized data sets (e.g.
Investigationan inquiry usually initiated by a government agency.
investigational(in-VES-tih-GAY-shuh-nul) In clinical trials, refers to a drug (including a new drug, dose, combination, or route of administration) or procedure that has…
investigational drug(in-VES-tih-GAY-shuh-nul drug) A substance that has been tested in a laboratory and has gotten approval from the U.S.
investigatorA researcher in a clinical trial or clinical study.
investment adviserAny person who, for compensation, engages in the business of advising others, either directly or through publications or writings, as to the value of…
investment adviser agentAn investment adviser agent includes any individual employed, appointed or authorized by an investment adviser 1) to solicit business on a compensated…
Investment bankAn investment bank is a financial institution that helps companies take new bond or stock issues to market, usually acting as the intermediary between the…
Investment ClubIndividual investors often join together, either formally or informally, to form investment clubs.
Investment CompanyA corporation or trust whose primary purpose is to invest the funds of its shareholders.
investment fundA term generally interchangeable with "mutual fund."
Investment gradeWhen a bond is rated investment grade, its issuer is considered able to meet its obligations, exposing bondholders to minimal default risk.