15-letter words containing o, n, e, u
- obstructiveness — The characteristic of being obstructive.
- obtuse triangle — a triangle with one obtuse angle.
- ocean greyhound — a fast ship, esp a liner
- octanitrocubane — (organic compound) A high explosive derived from cubane.
- odd permutation — a permutation of a set of n elements, x 1 , x 2 , …, xn, which permutes the product of all differences of the form (xi – xj), where i is less than j, into the negative of the product.
- odoriferousness — The quality of being odoriferous.
- off one's chump — insane; crazy
- off one's guard — to keep safe from harm or danger; protect; watch over: to guard the ruler.
- office building — building containing offices
- okhotsk current — a cold ocean current flowing SW from the Bering Sea, E of the Kurile Islands, along the E coast of Japan where it meets the Japan Current.
- oligonucleotide — a chain of a few nucleotides.
- omnibus edition — a television or radio programme consisting of two or more programmes broadcast earlier in the week
- omnium gatherum — a miscellaneous collection.
- omnium-gatherum — a miscellaneous collection.
- on o's haunches — If you get down on your haunches, you lower yourself towards the ground so that your legs are bent under you and you are balancing on your feet.
- on one's honour — on the pledge of one's word or good name
- on one's uppers — higher, as in place, position, pitch, or in a scale: the upper stories of a house; the upper register of a singer's voice.
- on the qui vive — on the qui vive, on the alert; watchful: Special guards were on the qui vive for trespassers.
- one's last hour — the time of one's death
- one-two (punch) — a sequence of two quick punches, esp. a jab with the left hand followed at once by a hard blow with the right
- open university — higher education by correspondence
- open your mouth — If you say that someone does not open their mouth, you are emphasizing that they never say anything at all.
- open-cut mining — mining by excavating from the surface
- openmouthedness — the state or condition of being filled with amazement and wonder
- opposite number — counterpart; equivalent: New members with an interest in folk art will find their opposite numbers in the association's directory.
- opprobriousness — The state or condition of being opprobrious.
- 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).
- ordnance survey — mapmaking agency
- organomagnesium — pertaining to or noting an organic compound, especially an organic halide, containing magnesium linked to carbon.
- 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.
- out in the open — knowledge: public
- out of business — If a shop or company goes out of business or is put out of business, it has to stop trading because it is not making enough money.
- out on your ear — If someone says that you will be out on your ear, they mean that you will be forced to leave a job, an organization or a place suddenly.
- outline drawing — a drawing consisting only of external lines
- outstandingness — prominent; conspicuous; striking: an outstanding example of courage.
- outward journey — a journey leaving for a particular destination (as opposed top one returning home)
- over-accentuate — to give emphasis or prominence to.
- over-enthusiasm — absorbing or controlling possession of the mind by any interest or pursuit; lively interest: He shows marked enthusiasm for his studies.
- 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.
- overcommunicate — to communicate excessively
- overconsumption — the act of consuming, as by use, decay, or destruction.
- overcultivation — the act or art of cultivating.
- overexpenditure — the act of expending something, especially funds; disbursement; consumption.
- 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.