15-letter words containing c, e, d, a
- old clothes man — a person who deals in second-hand clothes
- oligosaccharide — any carbohydrate yielding few monosaccharides on hydrolysis, as two, three, or four.
- omnidirectional — sending or receiving signals in all directions: an omnidirectional microphone.
- on the decrease — decreasing
- orange chromide — an Asian cichlid fish, Etropus maculatus, with a brownish-orange spotted body
- order of canada — an order awarded to Canadians for outstanding achievement; established in 1967
- ordinary income — taxable income, as salary and wages, other than capital gains.
- ordnance survey — mapmaking agency
- organic disease — a disease in which there is a structural alteration (opposed to functional disease).
- organized chaos — a complex situation or process that appears chaotic while having enough order to achieve progress or goals
- organized crime — illegal activities co-ordinated by groups
- orthopaedic bed — a specially firm bed designed to help correct or ameliorate the discomfort of disorders of the spine and joints
- orthopaedically — in an orthopaedic manner
- outside caliper — a caliper whose legs turn inward so that it can measure outside dimensions, as the diameter of a rod.
- over-cultivated — to prepare and work on (land) in order to raise crops; till.
- overcapitalized — Simple past tense and past participle of overcapitalize.
- overcompensated — to compensate or reward excessively; overpay: Some stockholders feel the executives are being overcompensated and that bonuses should be reduced.
- overhead locker — a locker situated above someone's seat for storing luggage, etc
- pac-man defense — a defensive tactic against a hostile takeover in which the targeted company makes its own bid to take over the hostile firm.
- pacific madrone — any of several evergreen trees belonging to the genus Arbutus, of the heath family, especially A. menziesii (Pacific madrone) of western North America, having red, flaky bark and bearing edible reddish berries.
- package holiday — a holiday arranged by a travel company in which your travel and accommodation are booked for you
- packet-switched — packet switching
- packing density — a measure of the amount of data that can be held by unit length of a storage medium, such as magnetic tape
- paracel islands — a group of uninhabited islets and reefs in the N South China Sea, the subject of territorial claims by China and Vietnam
- paracetaldehyde — paraldehyde.
- parent compound — a compound from which derivatives may be obtained.
- part and parcel — a portion or division of a whole that is separate or distinct; piece, fragment, fraction, or section; constituent: the rear part of the house; to glue the two parts together.
- pastel-coloured — pale-coloured; in a shade such as pink or pale blue
- patent medicine — a medicine sold without a prescription in drugstores or by sales representatives, and usually protected by a trademark.
- peak production — the maximum production
- pectoral girdle — (in vertebrates) a bony or cartilaginous arch supporting the forelimbs.
- pedunculate oak — a large deciduous oak tree, Quercus robur, of Eurasia, having lobed leaves and stalked acorns
- pelargonic acid — a colorless, oily, water-immiscible liquid, C 9 H 1 8 O 2 , occurring as an ester in a volatile oil in species of pelargonium: used chiefly in organic synthesis and in the manufacture of lacquers and plastics.
- perchloric acid — a colorless, syrupy hygroscopic liquid, HClO 4 , an acid of chlorine containing one more oxygen atom than chloric acid: used chiefly as a reagent in analytical chemistry.
- perfect cadence — a cadence in which the tonic chord has its root in both bass and soprano.
- perpendicularly — vertical; straight up and down; upright.
- photodissociate — to split or break up molecules as a result of the absorption of photons
- piano reduction — a musical score having the parts condensed or simplified in two staves, to render the music playable on the piano by one person.
- pick and choose — to choose or select from among a group: to pick a contestant from the audience.
- pick-and-shovel — marked by drudgery; laborious: the pick-and-shovel work necessary to get a political campaign underway.
- pied flycatcher — a small black and white migratory bird of Europe and western Asia, Ficedula hypoleuca
- planned economy — an economic system in which the government controls and regulates production, distribution, prices, etc.
- pneumatic drill — a percussive power drill powered by compressed air
- pocos de caldas — a city in E Brazil.
- point d'alencon — Alençon lace (def 1).
- polychlorinated — having multiple chlorine atoms
- portland cement — a type of hydraulic cement usually made by burning a mixture of limestone and clay in a kiln.
- predicate logic — (logic) (Or "predicate calculus") An extension of propositional logic with separate symbols for predicates, subjects, and quantifiers. For example, where propositional logic might assign a single symbol P to the proposition "All men are mortal", predicate logic can define the predicate M(x) which asserts that the subject, x, is mortal and bind x with the universal quantifier ("For all"): All x . M(x) Higher-order predicate logic allows predicates to be the subjects of other predicates.
- prejudicialness — the trait of being prejudicial
- premanufactured — the making of goods or wares by manual labor or by machinery, especially on a large scale: the manufacture of television sets.