15-letter words containing p, a, r, t, l
- cleptoparasites — Plural form of cleptoparasite.
- colourpoint cat — a cat with increased pigmentation of cooler points of the body, such as ears, feet, tail, nose, and scrotum (in males)
- compleat angler — a book on fishing (1653) by Izaak Walton.
- complementaries — forming a complement; completing.
- complementarily — In a complementary manner.
- complementarity — a state or system that involves complementary components
- complimentaries — of the nature of, conveying, or expressing a compliment, often one that is politely flattering: a complimentary remark.
- complimentarily — of the nature of, conveying, or expressing a compliment, often one that is politely flattering: a complimentary remark.
- contrapropeller — one of two propellers, usually attached to a ship or aircraft, which rotates in the opposite direction to the other
- control program — (operating system) (CP) The component of IBM's Virtual Machine (VM) that provides "guest support" for operating systems that run on IBM mainframe compatible processors. Cp does this by providing a seamless emulation of privileged functions in the problem program environment.
- copper sulphate — a copper salt found naturally as chalcanthite and made by the action of sulphuric acid on copper oxide. It usually exists as blue crystals of the pentahydrate that form a white anhydrous powder when heated: used as a mordant, in electroplating, and in plant sprays. Formula: CuSO4
- corps de ballet — In ballet, the corps de ballet is the group of dancers who dance together, in contrast to the main dancers, who dance by themselves.
- counterexamples — Plural form of counterexample.
- counterproposal — a proposal offered as an alternative to a previous proposal
- couples therapy — a counseling procedure that attempts to improve the adaptation and adjustment of two people who form a conjugal unit.
- court of appeal — A Court of Appeal is a court which deals with appeals against legal judgments.
- credibility gap — A credibility gap is the difference between what a person says or promises and what they actually think or do.
- critical period — a period in a lifetime during which a specific stage of development usually occurs. If it fails to do so, it cannot readily occur afterwards
- cross-pollinate — to subject or be subjected to cross-pollination
- crossing patrol — a person who holds up the traffic so that school children can cross the road safely
- cryptographical — the science or study of the techniques of secret writing, especially code and cipher systems, methods, and the like. Compare cryptanalysis (def 2).
- crystal pick-up — a record-player pick-up in which the current is generated by the deformation of a piezoelectric crystal caused by the movements of the stylus
- crystallography — the science concerned with the formation, properties, and structure of crystals
- culture pattern — a group of interrelated culture traits of some continuity.
- customer appeal — attractiveness to customers
- cytotrophoblast — the thickened, inner part of the mammalian placenta nearest to the fetus, covering the chorion during early pregnancy
- dadchelor party — a party primarily attended by men and held to honour and present gifts to a prospective father
- davenport table — a table with drawers, having drop leaves at both ends, often placed in front of or behind a sofa.
- decipherability — to make out the meaning of (poor or partially obliterated writing, etc.): to decipher a hastily scribbled note.
- departmentalism — division into departments, esp when resulting in impaired efficiency
- departmentalize — to organize into departments, esp excessively
- dephosphorylate — to remove a phosphate group from (an organic compound)
- depletion layer — a region at the interface between dissimilar zones of conductivity in a semiconductor, in which there are few charge carriers
- dermatoglyphics — the lines forming a skin pattern, esp on the palms of the hands and soles of the feet
- diaheliotropism — the tendency among plants to respond to the light of the sun by orienting their leaves perpendicular to the sun's rays, such that the upper surface of the leaves receives maximum light
- diastrophically — in a diastrophic fashion
- disproportional — not in proportion; disproportionate.
- disreputability — The state of being disreputable.
- doublet pattern — a pattern, as on a fabric, in which a figure or group is duplicated in reverse order on the opposite side of a centerline.
- early-type star — any massive hot star of spectral type O, B, or A
- edriophthalmian — edriophthalmous
- edriophthalmous — (of certain crustaceans) having stalkless eyes
- edwards plateau — a highland area in SW Texas. 2000–5000 feet (600–1500 meters) high.
- egyptian clover — a Mediterranean clover, Trifolium alexandrinum, grown as a forage crop and to improve the soil in the southwestern US and the Nile valley
- electra complex — the sexual attachment of a female child to her father
- electra paradox — the supposed paradox that one may know something to be true of an object under one description but not another, as when Electra knew that Orestes was her brother but not that the man before her was her brother although he was Orestes. This shows the predicate "knows" to be intensional, that Electra's knowledge here is de dicto, and that the statement of it yields an opaque context
- electromyograph — A device used in electromyography to generate electromyograms.
- eleutherophobia — the fear of freedom
- engraving plate — a metal, usually steel, plate on which an image is engraved in order to be reproduced
- entrepreneurial — Characterized by the taking of financial risks in the hope of profit; enterprising.