15-letter words containing u, n, e, l
- nonreproducible — Unable to be reproduced; not reproducible.
- nonsimultaneous — existing, occurring, or operating at the same time; concurrent: simultaneous movements; simultaneous translation.
- 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
- nucleophilicity — (uncountable) The condition of being nucleophilic.
- nucleosynthesis — the formation of new atomic nuclei by nuclear reactions, thought to occur in the interiors of stars and in the early stages of development of the universe.
- nucleosynthetic — Of or pertaining to nucleosynthesis.
- nuisance caller — someone who makes an unsolicited telephone call such as a prank call or a call for telemarketing purposes
- null hypothesis — (in the statistical testing of a hypothesis) the hypothesis to be tested.
- object language — the language to which a metalanguage refers.
- oblique sailing — the navigation of a vessel on a point of the compass other than one of the cardinal points.
- oblique section — a representation of an object as it would appear if cut by a plane that is other than parallel or perpendicular to its longest axis.
- obtuse triangle — a triangle with one obtuse angle.
- office building — building containing offices
- oligonucleotide — a chain of a few nucleotides.
- 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.
- out in the cold — having a relatively low temperature; having little or no warmth: cold water; a cold day.
- 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).
- pedunculate oak — a large deciduous oak tree, Quercus robur, of Eurasia, having lobed leaves and stalked acorns
- penal servitude — imprisonment together with hard labor.
- pendulum effect — Also called pendulum law. Physics. a law, discovered by Galileo in 1602, that describes the regular, swinging motion of a pendulum by the action of gravity and acquired momentum.
- 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.