15-letter words containing t, o, p, r, i
- supporting role — acting: secondary part
- surreptitiously — obtained, done, made, etc., by stealth; secret or unauthorized; clandestine: a surreptitious glance.
- symmetric group — the group of all permutations of a finite set.
- symphony writer — a composer of an extended large-scale orchestral composition, usually with several movements, at least one of which is in sonata form
- synectics group — a group of people of varied background that meets to attempt creative solutions of problems through the unrestricted exercise of imagination and the correlation of disparate elements.
- tetrasporangium — a sporangium containing four asexual spores.
- text processing — the handling of alphabetic characters by a computer
- thalassographic — relating to thalassography
- the perigordian — the Perigordian culture
- the phanerozoic — the Phanerozoic era
- the prime mover — God, esp when considered as a first cause
- the proprieties — the standards of behaviour considered correct by polite society
- the proterozoic — the Proterozoic Eon or its rocks
- the riot police — the section of the police force that is trained to deal with people who cause trouble in public places
- theriomorphosis — transformation into an animal form, often associated with mythological characters
- thermoperiodism — the effect on an organism of rhythmic fluctuations in temperature.
- thraco-phrygian — a hypothetical branch of Indo-European implying a special genetic affinity between the meagerly attested Thracian and Phrygian languages.
- threshold price — the highest price a retailer is allowed to sell a particular good at
- to pull strings — If you pull strings, you use your influence with other people in order to get something done, often unfairly.
- topographic map — a map showing topographic features, usually by means of contour lines.
- total depravity — the Calvinist doctrine that humankind's entire nature, including its reason, is corrupt or sinful as a result of the Fall and that people are therefore completely dependent on God for regeneration.
- trading company — a company that is owned by the people who have bought shares in that company
- trading profits — profits made from the buying and selling of goods and services
- trainspotterish — obsessed with trivial details, esp of a subject generally considered uninteresting
- transplantation — to remove (a plant) from one place and plant it in another.
- trapdoor spider — any of various, often large, spiders (esp. family Ctenizidae) that dig a burrow and cover the entrance with a hinged lid like a trapdoor
- treaty of paris — a treaty of 1763 signed by Britain, France, and Spain that ended their involvement in the Seven Years' War
- trifluoperazine — a compound, C 21 H 24 F 3 N 3 S, used as an antipsychotic.
- tropicalization — to make tropical, as in character or appearance.
- trypanosomiasis — any infection caused by a trypanosome.
- turkish cypriot — denoting ethnically Turkish inhabitants of Cyprus
- typographically — of or relating to typography.
- ultra-patriotic — of, like, suitable for, or characteristic of a patriot.
- ultramicroscope — an instrument that uses scattering phenomena to detect the position of objects too small to be seen by an ordinary microscope.
- ultramicroscopy — the use of the ultramicroscope.
- unary operation — an operation in a mathematical system by which one element is used to yield a single result, as squaring or taking the square root.
- uncomplimentary — of the nature of, conveying, or expressing a compliment, often one that is politely flattering: a complimentary remark.
- uncooperatively — in an uncooperative or unhelpful manner
- uncopyrightable — not able to be copyrighted
- underpopulation — having a population lower than is normal or desirable.
- underproduction — production that is less than normal or than is required by the demand.
- unopportunistic — adhering to a policy of opportunism; practicing opportunism.
- unpatriotically — in a manner that is not enthusiastically supporting one's country and its ways of life
- unpretentiously — without pretension
- unproportionate — proportioned; being in due proportion; proportional.
- unprotestantize — to make something (e.g. a church, country, etc) a religion other than Protestant
- unsportsmanlike — a man who engages in sports, especially in some open-air sport, as hunting, fishing, racing, etc.
- upper arlington — a city in central Ohio, near Columbus.
- upward mobility — movement from one social level to a higher one (upward mobility) or a lower one (downward mobility) as by changing jobs or marrying.
- utility program — system software used to perform standard operations, as sorting data or copying data from one file to another, for application programs or other system software.