13-letter words containing p, o, n, t, i, u
- spot reducing — the usually futile effort to exercise one part of the body, as the thighs, in hopes of reducing the amount of fat stored in that area.
- step function — a function that is constant on each of a finite set of subintervals of its domain, the union of the subintervals being the domain.
- subpopulation — the total number of persons inhabiting a country, city, or any district or area.
- super-tension — the act of stretching or straining.
- superdominant — submediant.
- superfetation — the fertilization of an ovum in a female mammal already pregnant.
- supernational — tending to involve, or extending authority over, more than one nation; international; supranational.
- superordinate — of higher degree in condition or rank.
- superposition — the order in which sedimentary strata are superposed one above another.
- superrational — beyond the scope or range of reason; intuitional.
- superreaction — a reverse movement or tendency; an action in a reverse direction or manner.
- superromantic — exceptionally romantic
- supplantation — to take the place of (another), as through force, scheming, strategy, or the like.
- suppositional — the act of supposing.
- supranational — outside or beyond the authority of one national government, as a project or policy that is planned and controlled by a group of nations.
- suprarational — not understandable by reason alone; beyond rational comprehension.
- te waipounamu — a Māori name for New Zealand's South Island
- torsion group — a group in which every element has finite order.
- tribune group — (in Britain) a group made up of left-wing Labour Members of Parliament: founded 1966
- triple-tongue — to interrupt the wind flow by moving the tongue as if pronouncing t and t and k successively, especially in playing rapid passages or staccato notes on a brass instrument.
- truchet point — (unit, text) An obsolete variant of the point, equal to 0.188 mm.
- turkish pound — the Turkish lira.
- turning point — a point at which a decisive change takes place; critical point; crisis.
- unappropriate — not appropriate or suitable
- uncompetitive — of, pertaining to, involving, or decided by competition: competitive sports; a competitive examination.
- uncomplaisant — not eager to please; not compliant or obliging
- uncomplicated — to make complex, intricate, involved, or difficult: His recovery from the operation was complicated by an allergic reaction.
- uncooperating — to work or act together or jointly for a common purpose or benefit.
- uncooperative — working or acting together willingly for a common purpose or benefit.
- unexceptional — not exceptional; not unusual or extraordinary.
- unicorn plant — a North American plant, Proboscidea (Martynia) louisianica, having creamy-white to red flowers blotched with purple, and a woody capsule with a long, curved beak.
- unopinionated — obstinate or conceited with regard to the merit of one's own opinions; conceitedly dogmatic.
- unpretentious — not pretentious; modest; without ostentatious display; plain: his unpretentious demeanor; an unpretentious summer resort.
- unproblematic — not problematic, not causing difficulties or confusion; uncomplicated
- unprovocative — tending or serving to provoke; inciting, stimulating, irritating, or vexing.
- up to a point — If you say that something is true up to a point, you mean that it is partly but not completely true.
- upright piano — a piano with an upright rectangular body and with its strings running vertically. Compare spinet (def 1).
- uranite group — the mineralogical group including uranites and related minerals.
- volute spring — a coil spring, conical in shape, extending in the direction of the axis of the coil.
- yuppification — The act or process of yuppifying.
- zinjanthropus — the genus to which Australopithecus boisei was formerly assigned.