18-letter words containing p, t, e, r, i
- the-cocktail-party — a play in verse (1950) by T. S. Eliot.
- thought experiment — Physics. a demonstration or calculation that is based on the postulates of a theory, as relativity, and that demonstrates or clarifies the consequences of the postulates.
- threatened species — a species likely, in the near future, to become an endangered species within all or much of its range.
- ticker-tape parade — a parade honoring a visiting dignitary, hero, or the like in which confetti, shredded newspapers, or the like are showered into the streets from buildings along the parade route.
- tip of the iceberg — a large floating mass of ice, detached from a glacier and carried out to sea.
- to cast aspersions — If you cast aspersions on someone or something, you suggest that they are not very good in some way.
- to play favourites — to display favouritism
- to scrape a living — If you say that someone scrapes a living or scratches a living, you mean that they manage to earn enough to live on, but it is very difficult. In American English, you say they scrape out a living or scratch out a living.
- to speak your mind — If you speak your mind, you say firmly and honestly what you think about a situation, even if this may offend or upset people.
- torsion-free group — a group in which every element other than the identity has infinite order.
- traditional weapon — a weapon having ceremonial tribal significance, such as an assegai or knobkerrie
- transient response — A transient response of a circuit is a temporary change in the way that it behaves due to an external excitation, that will disappear with time.
- transporter bridge — a bridge for carrying passengers and vehicles by means of a platform suspended from a trolley.
- under-compensation — to compensate or pay less than is fair, customary, or expected.
- under-depreciation — decrease in value due to wear and tear, decay, decline in price, etc.
- unfair competition — acts done by a seller to confuse or deceive the public with intent to acquire a larger portion of the market, as by cutting prices below cost, misleading advertising, selling a spurious product under a false identity, etc.
- up to one's tricks — If you say that someone is up to their tricks or up to their old tricks, you disapprove of them because they are behaving in the dishonest or deceitful way in which they typically behave.
- upper palaeolithic — the latest of the three periods of the Palaeolithic, beginning about 40 000 bc and ending, in Europe, about 12 000 bc: characterized by the emergence of modern man, Homo sapiens
- upper partial tone — overtone (def 1).
- vectorcardiography — a method of determining the direction and magnitude of the electrical forces of the heart.
- venture capitalist — funds invested or available for investment in a new or unproven business enterprise.
- videotape recorder — a device for recording television programs on magnetic tape for delayed transmission or for storage.
- vigoureux printing — a printing method in which worsted fibers are printed with the desired color while in sliver form and then processed into yarn, producing a mixed color in the spun yarn and woven fabric.
- visiting professor — a professor from another institution invited to teach at a university or college for a limited period, usually for a semester or one academic year.
- warehouse capacity — the amount of storage space in a warehouse
- weberian apparatus — (in certain fishes) a chain of small bones and ligaments connecting the inner ear with the air bladder.
- western hemisphere — the western part of the terrestrial globe, including North and South America, their islands, and the surrounding waters.
- western isles pony — a breed of large pony, typically grey, with a dense waterproof coat. The only surviving variety is the Eriskay pony
- white iron pyrites — marcasite
- white trumpet lily — a lily, Lilium longiflorum, of Japan, having fragrant, pure white, trumpet-shaped flowers nearly 7 inches (18 cm) in length.
- wireless telephone — Now Rare. radiotelephony.
- wireless telephony — Now Rare. radiotelephony.
- women at point sur — a narrative poem (1927) by Robinson Jeffers.
- working hypothesis — See under hypothesis (def 1).