15-letter words containing o, p, u, l, e, n
- serendipitously — come upon or found by accident; fortuitous: serendipitous scientific discoveries.
- shoulder weapon — a firearm that is fired while being held in the hands with the butt of the weapon braced against the shoulder.
- simple equation — linear equation
- sleeve coupling — a cylinder joining the ends of two lengths of shafting or pipe.
- smoke pollution — pollution caused by fuels, etc, that produce smoke when burned
- sostenuto pedal — a pedal on a grand piano that raises the dampers, allowing the tone to be sustained for those strings struck at the time the pedal is depressed.
- spiny cocklebur — a cocklebur, Xanthium spinosum, introduced into North America from Europe.
- splanchnopleure — the double layer formed by the association of the lower layer of the lateral plate of mesoderm with the underlying entoderm, which develops into the embryonic viscera.
- subprofessional — being below professional standards: subprofessional health care.
- sulphinpyrazone — a uricosuric drug with molecular formula C23H20N2O3S, used in the treatment of chronic gout
- superexaltation — extreme or supreme exaltation; the act of superexalting; the process or condition of being superexalted
- superfluousness — being more than is sufficient or required; excessive.
- superinvolution — an act or instance of involving or entangling; involvement.
- superior planet — any of the five planets whose orbits are outside the orbit of the earth, namely, the planets Mars, Jupiter, Saturn, Uranus, and Neptune.
- supplementation — the act or process of supplementing.
- supporting role — acting: secondary part
- supreme council — the legislature of the former Soviet Union and its successor states, consisting of an upper house (Soviet of the Union or Council of the Union) whose delegates are elected on the basis of population, and a lower house (Soviet of Nationalities or Council of Nationalities) whose delegates are elected to represent the various nationalities.
- suspension file — a folder for documents that has protruding ends that can be hung over rails for storage
- trifluoperazine — a compound, C 21 H 24 F 3 N 3 S, used as an antipsychotic.
- una corda pedal — soft pedal (def 1).
- uncompanionable — not companionable or friendly; antisocial
- uncomplementary — forming a complement; completing.
- uncomplimentary — of the nature of, conveying, or expressing a compliment, often one that is politely flattering: a complimentary remark.
- uncompromisable — that cannot or should not be compromised
- uncooperatively — in an uncooperative or unhelpful manner
- uncopyrightable — not able to be copyrighted
- underemployment — employed at a job that does not fully use one's skills or abilities.
- underpopulation — having a population lower than is normal or desirable.
- unexceptionable — not offering any basis for exception or objection; beyond criticism: an unexceptionable record of achievement.
- unleaded petrol — petrol containing a reduced amount of tetraethyl lead
- unpolished rice — a partly refined rice, hulled and deprived of its germ but retaining some bran.
- unpretentiously — without pretension
- unprogressively — in an unprogressive manner
- unpronounceable — to enunciate or articulate (sounds, words, sentences, etc.).
- unsportsmanlike — a man who engages in sports, especially in some open-air sport, as hunting, fishing, racing, etc.
- up one's sleeve — secretly ready
- upper arlington — a city in central Ohio, near Columbus.
- upperclasswoman — An upperclasswoman is a junior or senior student in a high school, college, or university.
- water pollution — the pollution of the sea and rivers
- work oneself up — become overwrought
- yorke peninsula — a peninsula in S Australia between Spencer Gulf and the Gulf of St. Vincent. 160 miles (257 km) long and 20–35 miles (32–56 km) wide.