20-letter words containing c, h, o, p, u
- perpendicular gothic — the style of Gothic architecture in England during the 14th and 15th centuries, characterized by tracery having vertical lines, a four-centred arch, and fan vaulting
- photoconductive cell — Electronics. a photocell whose resistance varies according to the intensity of light falling on it.
- physical double star — two stars that appear as one if not viewed through a telescope with adequate magnification, such as two stars that are separated by a great distance but are nearly in line with each other and an observer (optical double star) or those that are relatively close together and comprise a single physical system (physical double star)
- physiologic jaundice — a transitory jaundice that affects some infants for the first few days after birth.
- polyanthus narcissus — a Eurasian amaryllidaceous plant, Narcissus tazetta, having clusters of small yellow or white fragrant flowers
- polymorphic function — a function in a computer program that can deal with a number of different types of data
- potassium bichromate — an orange-red, crystalline, water-soluble, poisonous powder, K 2 Cr 2 O 7 , used chiefly in dyeing, photography, and as a laboratory reagent.
- potassium dichromate — an orange-red crystalline soluble solid substance that is a good oxidizing agent and is used in making chrome pigments and as a bleaching agent. Formula: K2Cr2O7
- prohibited substance — a substance, such as a drug, etc, that is banned or forbidden by law or other authority
- pseudo-psychological — of or relating to psychology.
- pseudoparenchymatous — (in certain fungi and red algae) a compact mass of tissue, made up of interwoven hyphae or filaments, that superficially resembles plant tissue.
- punch a (time) clock — to insert a timecard into a time clock when coming to or going from work
- pyroligneous alcohol — methyl alcohol.
- quantum cryptography — a method of coding information based on quantum mechanics, which is said to be unbreakable
- rocky mountain sheep — bighorn.
- semiautobiographical — pertaining to or being a fictionalized account of an author's own life.
- south american plate — a major tectonic division of the earth's crust, comprising the continent of South America and several ocean basins and bounded on the north by the Caribbean Plate, on the east by the Mid-Atlantic Ridge, on the west by a submarine trench that borders the western coast of the continent, and on the south by the Antarctic Plate.
- telephone subscriber — a person who subscribes to a telephone service
- therapeutic abortion — abortion performed when a woman's pregnancy endangers her health.
- to disturb the peace — If someone is accused of disturbing the peace, they are accused of behaving in a noisy and offensive way in public.
- to pull your punches — If you say that someone does not pull their punches when they are criticizing a person or thing, you mean that they say exactly what they think, even though this might upset or offend people.
- triple witching hour — the last hour of trading on the New York Stock Exchange on the four Fridays each year when stock options, stock index futures, and options on such futures simultaneously expire: regarded as a time of extreme volatility in trading.
- trumpet call for sth — a signal for something
- under the microscope — If you say that something is under the microscope, you mean that it is being studied very closely, usually because it is believed that something is wrong with it.
- white bush (scallop) — a variety of summer squash having a saucer-shaped white fruit, scalloped around the edges
- without prejudice to — If you take an action without prejudice to an existing situation, your action does not change or harm that situation.