17-letter words containing c, h, i, r
- opisthobranchiate — (zoology) Of or pertaining to the Opisthobranchiata.
- organic chemistry — the branch of chemistry, originally limited to substances found only in living organisms, dealing with the compounds of carbon.
- organic psychosis — a severe mental illness produced by damage to the brain, as a result of poisoning, alcoholism, disease, etc
- orifice discharge — Orifice discharge is a model for calculating how quickly a fluid will come out of a punctured vessel or pipe.
- orthovanadic acid — an oxyacid of vanadium, known chiefly in the form of its vanadate salts. Formula: H3VO4
- overnight success — sth or sb suddenly popular
- pacific northwest — the region of North America lying north of the Columbia River and west of the Rockies
- paleobiochemistry — the study of biochemical processes that occurred in fossil life forms.
- parathyroidectomy — the excision of a parathyroid gland.
- pathological liar — a person who tells lies frequently, with no rational motive for doing so.
- patriarchal cross — a Latin cross having a shorter crosspiece above the customary one.
- pecorino (cheese) — an Italian cheese made of sheep's milk; specif., such a cheese that is dry, sharp, and very hard
- peripheral device — peripheral
- perpetual spinach — a variety of spinach that keeps producing edible leaves
- personality clash — friction between two people who have different personalities or points of view
- pharmacologically — the science dealing with the preparation, uses, and especially the effects of drugs.
- phenylformic acid — benzoic acid.
- philanthropically — of, pertaining to, engaged in, or characterized by philanthropy; benevolent: a philanthropic foundation.
- phonological rule — an operation in generative phonology that substitutes one sound or class of sounds for another in a phonological derivation.
- photoreactivation — a process that repairs DNA damaged by ultraviolet light using an enzyme that requires visible light.
- phototherapeutics — the branch of therapeutics that deals with the curative use of light rays.
- physical exercise — movements and activities done to keep your body healthy or make it stronger
- physical training — fitness coaching
- pincushion flower — scabious2 (def 1).
- pitching rotation — the regular, scheduled succession of starting pitchers designated by a manager: a four-man pitching rotation in September.
- platinic chloride — chloroplatinic acid.
- point of purchase — designating or in use at a retail outlet where an item can be purchased; point-of-sale: point-of-purchase displays to entice the buyer.
- point-of-purchase — designating or in use at a retail outlet where an item can be purchased; point-of-sale: point-of-purchase displays to entice the buyer.
- police helicopter — a helicopter used in police operations, for example in traffic control, or for observation
- polystyrene chips — small pieces of polystyrene used for insulating or packing
- pre-technological — of or relating to technology; relating to science and industry.
- priority check-in — Priority check-in at a hotel is an arrangement which allows a guest to check in without waiting in a line.
- prothoracic gland — either of a pair of endocrine glands in the anterior thorax of some insects, functioning to promote the series of molts from hatching to adulthood.
- pseudepigraphical — certain writings (other than the canonical books and the Apocrypha) professing to be Biblical in character.
- pseudo-historical — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
- psychic energizer — Pharmacology. antidepressant (def 2).
- psychographically — Psychology. a graph indicating the relative strength of the personality traits of an individual.
- psychometric test — a test designed to test a person's mental state, personality and thought processes
- psychoprophylaxis — Lamaze method.
- psychotherapeutic — psychotherapy.
- push-pull circuit — a circuit using two similar electronic devices, such as matched valves, made to operate 180° out of phase with each other
- quantum chemistry — the application of quantum mechanics to the study of chemical phenomena.
- quick on the draw — having fast reflexes
- racial harassment — persecution on the basis of race
- read the riot act — an English statute of 1715 providing that if 12 or more persons assemble unlawfully and riotously, to the disturbance of the public peace, and refuse to disperse upon proclamation they shall be considered guilty of felony.
- receding forehead — a forehead which slopes backwards
- receding hairline — hair that is thinning at the front
- red-backed shrike — a common Eurasian shrike, Lanius collurio, the male of which has a grey crown and rump, brown wings and back, and a black-and-white face
- republic of china — People's Republic of, a country in E Asia. 3,691,502 sq. mi. (9,560,990 sq. km). Capital: Beijing.
- republic-of-china — People's Republic of, a country in E Asia. 3,691,502 sq. mi. (9,560,990 sq. km). Capital: Beijing.