18-letter words containing p, o, l, u, t, e
- red-spotted purple — any color having components of both red and blue, such as lavender, especially one deep in tone.
- resurrection plant — a desert plant, Selaginella lepidophylla, occurring from Texas to South America, having stems that curl inward when dry.
- self-preoccupation — the state of being preoccupied.
- simple enumeration — a procedure for arriving at empirical generalizations by haphazard accumulation of positive instances.
- slip of the tongue — If you describe something you said as a slip of the tongue, you mean that you said it by mistake.
- slow on the uptake — slow to understand or learn
- sodium hyposulfite — sodium thiosulfate.
- special prosecutor — (formerly) an independent counsel.
- spectrofluorimeter — an instrument in which the spectrum of secondarily emitted fluorescent light is used to identify chemical compounds.
- spectrofluorometer — an instrument in which the spectrum of secondarily emitted fluorescent light is used to identify chemical compounds.
- subatomic particle — physics:
- subject complement — a word or a group of words, usually functioning as an adjective or noun, that is used in the predicate following a copula and describes or is identified with the subject of the sentence, as sleepy in The travelers became sleepy.
- super giant slalom — a slalom race in which the course is longer and has more widely spaced gates than in a giant slalom.
- super royal octavo — a book size, 63⁄4 by 101⁄4 inches
- super royal quarto — a book size, 101⁄4 by 131⁄2 inches
- supraorbital ridge — browridge.
- temporal summation — the act or process of summing.
- to hold your peace — If you hold or keep your peace, you do not speak, even though there is something you want or ought to say.
- to play favourites — to display favouritism
- to pull a fast one — If you say that someone has pulled a fast one on you, you mean that they have cheated or tricked you.
- to take the plunge — If you take the plunge, you decide to do something that you consider difficult or risky.
- two-colour process — (in early colour photography) a method of printing which uses superimposed red and green images
- unit magnetic pole — the unit of magnetic pole strength equal to the strength of a magnetic pole that repels a similar pole with a force of one dyne, the two poles being placed in a vacuum and separated by a distance of one centimeter.
- unit-linked policy — a life-assurance policy, the investment benefits of which are directly in proportion to the number of units in a unit trust purchased on the policyholder's behalf
- up to one's elbows — the bend or joint of the human arm between upper arm and forearm.
- up to the eyeballs — You use up to the eyeballs to emphasize that someone is in an undesirable state to a very great degree.
- 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).