15-letter words containing u, n, r, e, l
- northern parula — any of several American wood warblers of the genus Parula, especially P. americana (northern parula) having bluish plumage with a yellow throat and breast.
- not be yourself — If you say that you are not yourself, you mean you are not feeling well.
- nuclear fission — fission (def 2).
- nuclear physics — the branch of physics that deals with the behavior, structure, and component parts of atomic nuclei.
- nuclear reactor — reactor (def 4).
- nuclear testing — the process of carrying out a test on a nuclear weapon to determine effectiveness, etc
- nuclear warhead — a warhead containing a fission or fusion bomb.
- nuclear-powered — powered by nuclear energy
- nuisance caller — someone who makes an unsolicited telephone call such as a prank call or a call for telemarketing purposes
- obtuse triangle — a triangle with one obtuse angle.
- one's last hour — the time of one's death
- ordered n-tuple — a set of n objects or quantities, where n is an integer, especially such a set arranged in a specified order (ordered n-tuple)
- ordinal numbers — Also called ordinal numeral. any of the numbers that express degree, quality, or position in a series, as first, second, and third (distinguished from cardinal number).
- organomercurial — an organic compound containing mercury
- ortho-toluidine — Chemistry. a light-yellow, very slightly water-soluble liquid, C 7 H 9 N, the ortho isomer of toluidine: used in the manufacture of dyes, saccharin, and other organic compounds, and in textile printing processes.
- outline drawing — a drawing consisting only of external lines
- over-population — to fill with an excessive number of people, straining available resources and facilities: Expanding industry has overpopulated the western suburbs.
- over-regulation — a law, rule, or other order prescribed by authority, especially to regulate conduct.
- overcultivation — the act or art of cultivating.
- overspeculation — the contemplation or consideration of some subject: to engage in speculation on humanity's ultimate destiny.
- overstimulation — to rouse to action or effort, as by encouragement or pressure; spur on; incite: to stimulate his interest in mathematics.
- overutilization — to put to use; turn to profitable account: to utilize a stream to power a mill.
- overzealousness — too zealous: overzealous for reform.
- parallel cousin — a cousin who is the child either of one's mother's sister or of one's father's brother.
- parent language — an earlier language from which another is derived.
- partial denture — an artificial replacement of one or several of the teeth (partial denture) or all of the teeth (full denture) of either or both jaws; dental prosthesis.
- pearly nautilus — nautilus (def 1).
- penal servitude — imprisonment together with hard labor.
- penshurst place — a 14th-century mansion near Tunbridge Wells in Kent: birthplace of Sir Philip Sidney; gardens laid out from 1560
- percussion lock — a gunlock on a firearm that fires by striking a percussion cap.
- percussion tool — a power driven tool which operates by striking rapid blows: the power may be electricity or compressed air
- perfluorocarbon — a fluorocarbon consisting only of fluorine and carbon atoms
- perpendicularly — vertical; straight up and down; upright.
- personal column — The personal column in a newspaper or magazine contains messages for individual people and advertisements of a private nature.
- personal injury — injury to an individual
- peruvian balsam — Peru balsam.
- phenylene group — any of three bivalent, isomeric groups having the formula –C 6 H 4 –, derived from benzene by the removal of two hydrogen atoms.
- phenylketonuria — an inherited disease due to faulty metabolism of phenylalanine, characterized by phenylketones in the urine and usually first noted by signs of mental retardation in infancy.
- phenylketonuric — an inherited disease due to faulty metabolism of phenylalanine, characterized by phenylketones in the urine and usually first noted by signs of mental retardation in infancy.
- picture element — (graphics) (pixel) The smallest resolvable rectangular area of an image, either on a screen or stored in memory. Each pixel in a monochrome image has its own brightness, from 0 for black to the maximum value (e.g. 255 for an eight-bit pixel) for white. In a colour image, each pixel has its own brightness and colour, usually represented as a triple of red, green and blue intensities (see RGB). Compare voxel.
- pierrot lunaire — a cycle of 21 songs (1912) for voice and instruments, by Arnold Schönberg, written in Sprechgesang style and set to poems of Albert Giraud in German translation.
- pig, run like a — To run very slowly on given hardware, said of software. Distinct from hog.
- plane surveying — the surveying of areas of limited size, making no corrections for the earth's curvature
- planter's punch — a punch made with rum, lime juice, sugar, and water or soda.
- plastic surgeon — doctor who performs cosmetic surgery
- pleasure-loving — enjoying pleasure
- pleuropneumonia — pleurisy conjoined with pneumonia.
- plumber's snake — snake (def 3a).
- plumbers-friend — Machinery. a pistonlike reciprocating part moving within the cylinder of a pump or hydraulic device.
- pneumatic drill — a percussive power drill powered by compressed air