17-letter words containing l, u, g, r
- impossible figure — a picture of an object that at first sight looks three-dimensional but cannot be a two-dimensional projection of a real three-dimensional object, for example a picture of a staircase that re-enters itself while appearing to ascend continuously
- in double figures — An amount or number that is in single figures is between zero and nine. An amount or number that is in double figures is between ten and ninety-nine. You can also say, for example, that an amount or number is in three figures when it is between one hundred and nine hundred and ninety-nine.
- industrial design — the art that deals with the design problems of manufactured objects, including problems of designing such objects with consideration for available materials and means of production, of designing packages, bottles, etc., for manufactured goods, and of graphic design for manufactured objects, packages, etc.
- inertial guidance — a guidance system for an aerospace vehicle, in which self-contained devices determine the vehicle's course on the basis of the directions and magnitudes of the accelerations it undergoes in flight.
- instrument flying — the control and navigation of an aircraft by reference to its gauges, with no or only limited visual reference outside the cockpit.
- integral calculus — the branch of mathematics that deals with integrals, especially the methods of ascertaining indefinite integrals and applying them to the solution of differential equations and the determining of areas, volumes, and lengths.
- integral equation — an equation in which an integral involving a dependent variable appears.
- integral function — an entire function.
- italian greyhound — one of an Italian breed of toy dogs resembling a greyhound.
- kerguelen islands — an archipelago in the S Indian Ocean: a possession of France. 2394 sq. mi. (6200 sq. km).
- label edge router — (networking) (LER) A device that sits at the edge of an MPLS domain, that uses routing information to assign labels to datagrams and then forwards them into the MPLS domain.
- lago de nicaragua — Spanish name of Lake Nicaragua.
- langmuir isotherm — A Langmuir isotherm is a classical relationship between the concentrations of a solid and a fluid, used to describe a state of no change in the sorption process.
- language transfer — transfer (def 20).
- lebesgue integral — an integral obtained by application of the theory of measure and more general than the Riemann integral.
- legendre equation — a differential equation of the form (1− x 2) d2y/dx2 − 2 xdy/dx + a (a + 1) y = 0, where a is an arbitrary constant.
- lighthouse keeper — a person who mans a lighthouse and makes sure that the light is working properly
- ligurian republic — the republic in NW Italy set up by Napoleon in 1797, incorporated into France in 1805, and united with the Kingdom of Sardinia in 1814.
- loggerhead turtle — a sea turtle, Caretta caretta, having a large head: now greatly reduced in number.
- louisiana tanager — western tanager.
- low-hanging fruit — the fruit that grows low on a tree and is therefore easy to reach
- luggage insurance — insurance against the loss of luggage while travelling
- macro-linguistics — a field of study concerned with language in its broadest sense and including cultural and behavioral features associated with language.
- malagasy republic — former name of Madagascar.
- marriage equality — the state of having the same rights and responsibilities of marriage as others, regardless of one's sexual orientation or gender identity.
- medicochirurgical — pertaining to medicine and surgery.
- messier catalogue — a catalogue of 103 nonstellar objects, such as nebulae and galaxies, prepared in 1781–86. An object is referred to by its number in this catalogue, for example the Andromeda Galaxy is referred to as M31
- methylidyne group — the trivalent group ≡CH.
- millennium bridge — a steel bridge for pedestrians over the River Thames linking the City of London at St Paul's Cathedral with the Tate Modern Gallery at Bankside: it has a span of 325 m (1056 ft)
- modular sb-prolog — Modular Prolog
- molecular biology — the branch of biology that deals with the nature of biological phenomena at the molecular level through the study of DNA and RNA, proteins, and other macromolecules involved in genetic information and cell function, characteristically making use of advanced tools and techniques of separation, manipulation, imaging, and analysis.
- multigenerational — of or relating to several generations, as of a family, or society: a multigenerational novel covering 300 years.
- multiple cropping — the use of the same field for two or more crops, whether of the same or of different kinds, successively during a single year.
- multiple integral — an integral in which the integrand involves a function of more than one variable and which requires for evaluation repetition of the integration process.
- mundane astrology — the astrology of worldly events, in contrast to the astrology of the individual: used especially in interpretations and forecasts involving politics, the stock market, weather, and disasters.
- naked singularity — an infinitely dense point mass without a surrounding black hole
- natural logarithm — a logarithm having e as a base. Symbol: ln.
- neurobiologically — In terms of or by means of neurobiology.
- neuropathological — (medicine) Of, pertaining to, or arising from neuropathology, the pathology of nerve tissue.
- neuropharmacology — the branch of pharmacology concerned with the effects of drugs on the nervous system.
- neurophysiologist — the branch of physiology dealing with the functions of the nervous system.
- neuropsychologist — A neurologist or psychologist whose speciality is neuropsychology.
- nursing auxiliary — someone who performs duties such as washing and dressing patients, making beds, etc, in an establishment such as a hospital
- osculating circle — circle of curvature.
- outline agreement — a contract, etc, setting out the preliminary terms or guidelines for an agreement; a preliminary agreement
- pauline privilege — (in canon law) the privilege given to converts to dissolve a marriage with an unbaptized spouse if either obstructs the religious practices of the other.
- phonological rule — an operation in generative phonology that substitutes one sound or class of sounds for another in a phonological derivation.
- photofluorography — photography of images produced by a fluoroscopic examination, used in x-ray examination of the lungs of large groups of people.
- pittsburg landing — a village in SW Tennessee, on the Tennessee River: battle of Shiloh in 1862.
- plug and feathers — an apparatus for splitting stone, consisting of two tapered bars (feathers) inserted into a hole drilled into the stone, between which a narrow wedge (plug) is hammered to spread them.