17-letter words containing p, e, o, l
- café-au-lait spot — a brown patch on the skin that can occur normally in small numbers or in neurofibromatosis, when they are more numerous
- calcium phosphate — the insoluble nonacid calcium salt of orthophosphoric acid (phosphoric(V) acid): it occurs in bones and is the main constituent of bone ash. Formula: Ca3(PO4)2
- california privet — a privet, Ligustrum ovalifolium, of the olive family, native to Japan, having glossy, oval leaves and long clusters of white flowers, widely used for hedges in the U.S.
- call-and-response — a form of interaction between a speaker and one or more listeners, in which every utterance of the speaker elicits a verbal or non-verbal response from the listener or listeners
- capital allowance — the practice of allowing a certain amount of money spent by a company on fixed assets to be taken off the profits of the company before tax is imposed
- carbon disulphide — a colourless slightly soluble volatile flammable poisonous liquid commonly having a disagreeable odour due to the presence of impurities: used as an organic solvent and in the manufacture of rayon and carbon tetrachloride. Formula: CS2
- carolina allspice — any of a genus (Calycanthus) of hardy shrubs (family Calycanthaceae) of a dicotyledonous order (Laurales) of plants, bearing reddish-brown, sweet-smelling flowers
- carolina parakeet — an extinct New World parakeet, Conuropsis carolinensis, that ranged into the northern U.S., having yellowish-green plumage with an orange-yellow head.
- catholic epistles — the epistles of James, I and II Peter, I John, and Jude, which were addressed to the universal Church rather than to an individual or a particular church
- cellophane noodle — a stringlike, transparent noodle used esp. in East Asian cooking
- centripetal force — a force that acts inwards on any body that rotates or moves along a curved path and is directed towards the centre of curvature of the path or the axis of rotation
- checkable deposit — a checking account
- chelsea pensioner — an old ex-soldier resident in the Chelsea Royal Hospital
- chemical property — Chemistry. a property or characteristic of a substance that is observed during a reaction in which the chemical composition or identity of the substance is changed: Combustibility is an important chemical property to consider when choosing building materials.
- chemopallidectomy — an operation for treating Parkinson's disease and certain other diseases characterized by muscular rigidity, consisting of destroying a specific part of the corpus striatum by injecting it with a chemical, usually alcohol.
- child development — the biological and psychological developments in human beings between birth and the end of adolescence
- chloracetophenone — chloroacetophenone.
- chloronaphthalene — either of two isomeric naphthalene compounds containing one chlorine atom.
- choreographically — As if choreographed.
- clifden nonpareil — a handsome nocturnal moth, Catocala fraxini, that is brown with bluish patches on the hindwings: related to the red underwing
- clipperton island — an uninhabited atoll in the E Pacific SW of Mexico, under French administration. Area: 6 sq km (2.3 sq miles)
- close corporation — a small private limited company
- close parenthesis — right parenthesis
- close punctuation — punctuation in which many commas, full stops, etc, are used
- closed-captioning — (of a television program, film, or video) distributed with synchronized transcription of speech and written descriptions of other relevant audio elements, as for the hearing-impaired, that are visible only when the option to display them is selected. Abbreviation: CC.
- college professor — a lecturer or researcher who works in a college
- collodion process — wet plate process.
- color temperature — a temperature defined in terms of the temperature of a black body at which it emits light of a specified spectral distribution: used to specify the color of a light source.
- colour separation — the division of a coloured original into cyan, magenta, yellow, and black so that plates may be made for print reproduction. Separation may be achieved by electronic scanning or by photographic techniques using filters to isolate each colour
- colour supplement — A colour supplement is a colour magazine which is one of the sections of a newspaper, especially at weekends.
- combe-capelle man — a skeleton of the early Upper Paleolithic Perigordian culture in France.
- commuter airplane — air taxi.
- companionableness — The state or quality of being companionable.
- compartmentalised — Simple past tense and past participle of compartmentalise.
- compartmentalized — separated into several discrete areas
- compartmentalizes — Third-person singular simple present indicative form of compartmentalize.
- compiler compiler — compiler-compiler
- compiler-compiler — An early compiler generator for the Atlas, with its own distinctive input language.
- complement clause — a subordinate clause that functions as the subject, direct object, or prepositional object of a verb, as that you like it in I'm surprised that you like it.
- complementariness — forming a complement; completing.
- complementarities — Plural form of complementarity.
- complementary dna — a form of DNA artificially synthesized from a messenger RNA template and used in genetic engineering to produce gene clones
- complete fracture — a bone fracture in which the bone is split completely across.
- complex conjugate — the complex number whose imaginary part is the negative of that of a given complex number, the real parts of both numbers being equal
- complex-conjugate — one of a group of conjugate words.
- complexity theory — the study of complex systems, including subjects such as chaos theory and genetic algorithms
- complimentariness — The state or quality of being complimentary.
- composite volcano — a large, steep volcano built up of alternating layers of lava and ash or cinders.
- composite-volcano — a large, steep volcano built up of alternating layers of lava and ash or cinders.
- composting toilet — a human waste disposal system that utilizes a waterless or low-flush toilet in conjunction with a tank in which aerobic bacteria break down the waste.