15-letter words containing d, t, l, r
- old boy network — an exclusive network that links members of a profession, social class, or organization or the alumni of a particular school through which the individuals assist one another in business, politics, etc.
- old father time — time personified
- old-boy network — an exclusive network that links members of a profession, social class, or organization or the alumni of a particular school through which the individuals assist one another in business, politics, etc.
- oldenbarneveldt — Johan van. 1547–1619, Dutch statesman, regarded as a founder of Dutch independence; the leading figure (from 1586) in the United Provinces of the Netherlands: executed by Maurice of Nassau
- oligodendrocyte — A glial cell similar to an astrocyte but with fewer protuberances, concerned with the production of myelin in the central nervous system.
- omnidirectional — sending or receiving signals in all directions: an omnidirectional microphone.
- operationalised — Simple past tense and past participle of operationalise.
- operationalized — Simple past tense and past participle of operationalize.
- order of battle — the organization or hierarchy of military forces in preparation for a battle.
- ordered n-tuple — a set of n objects or quantities, where n is an integer, especially such a set arranged in a specified order (ordered n-tuple)
- ornithodelphian — of or relating to mammals of the class Ornithodelphia
- ortho-toluidine — Chemistry. a light-yellow, very slightly water-soluble liquid, C 7 H 9 N, the ortho isomer of toluidine: used in the manufacture of dyes, saccharin, and other organic compounds, and in textile printing processes.
- orthodontically — from an orthodontic point of view
- orthopaedically — in an orthopaedic manner
- outline drawing — a drawing consisting only of external lines
- outside caliper — a caliper whose legs turn inward so that it can measure outside dimensions, as the diameter of a rod.
- outward-looking — looking beyond oneself; open-minded and reaching out to other people, organizations, etc
- over-controlled — to exercise restraint or direction over; dominate; command: The car is difficult to control at high speeds. That zone is controlled by enemy troops.
- over-cultivated — to prepare and work on (land) in order to raise crops; till.
- overcapitalized — Simple past tense and past participle of overcapitalize.
- overconfidently — In an overconfident manner.
- overdevelopment — Excessive development; the state or quality of being overdeveloped.
- overdraft limit — a limit on the amount of money allowed to be withdrawn in excess of the credit balance of a bank or building society account
- pamprodactylous — having all four toes directed forward, as in swifts and colies.
- paracetaldehyde — paraldehyde.
- 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.
- partial denture — an artificial replacement of one or several of the teeth (partial denture) or all of the teeth (full denture) of either or both jaws; dental prosthesis.
- partial product — the result obtained when a number is multiplied by one digit of a multiplier
- passport holder — a person who has a passport
- pastel-coloured — pale-coloured; in a shade such as pink or pale blue
- pectoral girdle — (in vertebrates) a bony or cartilaginous arch supporting the forelimbs.
- pedestrian mall — A pedestrian mall is the same as a pedestrian precinct.
- penal servitude — imprisonment together with hard labor.
- pepper-and-salt — composed of a fine mixture of black with white: pepper-and-salt hair.
- photodegradable — (of a substance) capable of being broken down by light.
- pied flycatcher — a small black and white migratory bird of Europe and western Asia, Ficedula hypoleuca
- pitcairn island — a small British island in the S Pacific, SE of Tuamotu Archipelago: settled 1790 by mutineers of the Bounty. 2 sq. mi. (5 sq. km).
- pituitary gland — a small, somewhat cherry-shaped double structure attached by a stalk to the base of the brain and constituting the master endocrine gland affecting all hormonal functions in the body, consisting of an anterior region ((anterior pituitary) or (adenohypophysis)) that develops embryonically from the roof of the mouth and that secretes growth hormone, LH, FSH, ACTH, TSH, and MSH, a posterior region ((posterior pituitary) or (neurohypophysis)) that develops from the back of the forebrain and that secretes the hormones vasopressin and oxytocin, and an intermediate part (pars intermedia) derived from the anterior region but joined to the posterior region, that secretes the hormone MSH in lower vertebrates.
- platitudinarian — a person who frequently or habitually utters platitudes.
- pneumatic drill — a percussive power drill powered by compressed air
- polychlorinated — having multiple chlorine atoms
- polyunsaturated — of or noting a class of animal or vegetable fats, especially plant oils, whose molecules consist of carbon chains with many double bonds unsaturated by hydrogen atoms and that are associated with a low cholesterol content of the blood.
- portland cement — a type of hydraulic cement usually made by burning a mixture of limestone and clay in a kiln.
- post-industrial — of, relating to, or characteristic of an era following industrialization: The economy of the postindustrial society is based on the provision of services rather than on the manufacture of goods.
- posthole digger — a tool or device for digging a posthole.
- potash feldspar — any of the feldspar minerals having the composition KAlSi 3 O 8 , as orthoclase.
- pre-established — to establish beforehand.
- predeterminable — able to be predetermined; able to be determined in advance
- 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.
- prepresidential — describing the period before a person's rise to presidency