16-letter words containing a, c, i, d, t, o
- palmitoleic acid — a colorless, unsaturated fatty acid, C 1 6 H 3 0 O 2 , occurring in oils and fats of plants and animals.
- pantothenic acid — a hydroxy acid, C 9 H 1 7 O 5 N, found in plant and animal tissues, rice, bran, etc., that is part of the B complex of vitamins and is essential for cell growth.
- periodic tenancy — the letting of a dwelling for a repeated short term, as by the week, month, or quarter, with no end date
- phagocytic index — the average number of bacteria ingested per phagocyte in an incubated mixture of bacteria, phagocytes, and blood serum: used in determining the opsonic index.
- pico de sao tome — an island in the Gulf of Guinea, off the W coast of Gabon, just N of the equator: the larger component of the Democratic Republic of São Tomé and Príncipe. 318 sq. mi. (824 sq. km).
- picture postcard — postcard (def 1).
- pinot chardonnay — Chardonnay.
- pithecanthropoid — of, relating to, or resembling the former genus Pithecanthropus or one of its members.
- pocket billiards — pool2 (def 1).
- polar coordinate — Usually, polar coordinates. one of two coordinates used to locate a point in a plane by the length of its radius vector and the angle this vector makes with the polar axis (polar angle)
- polycondensation — formation of a polymer by chemical condensation with the elimination of a small molecule, such as water.
- posigrade rocket — an auxiliary rocket used to separate the sections of a multistage rocket, fired in the direction of flight.
- prescription pad — a pad of prescriptions used by doctors, etc
- program director — a chief executive responsible for selecting and scheduling programs.
- project guardian — (project, security) A project which grew out of the ARPA support for Multics and the sale of Multics systems to the US Air Force. The USAF wanted a system that could be used to handle more than one security classification of data at a time. They contracted with Honeywell and MITRE Corporation to figure out how to do this. Project Guardian led to the creation of the Access Isolation Mechanism, the forerunner of the B2 labeling and star property support in Multics. The DoD Orange Book was influenced by the experience in building secure systems gained in Project Guardian.
- prolonged-action — sustained-release.
- promotional code — A promotional code is a code offered by retailers to customers who can use it to receive a discounted price when buying products online.
- proper adjective — an adjective formed from a proper noun, as American from America.
- pseudo-patriotic — of, like, suitable for, or characteristic of a patriot.
- pseudo-political — of, relating to, or concerned with politics: political writers.
- pseudo-realistic — interested in, concerned with, or based on what is real or practical: a realistic estimate of costs; a realistic planner.
- pseudocopulation — pollination of plants, esp orchids, by male insects while attempting to mate with flowers that resemble the female insect
- pseudohistorical — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
- publication date — the date on which a book or periodical is or is planned to be published.
- quasi-democratic — pertaining to or of the nature of democracy or a democracy.
- quasi-diplomatic — of, relating to, or engaged in diplomacy: diplomatic officials.
- radio-controlled — A radio-controlled device works by receiving radio signals which operate it.
- radiosymmetrical — radially symmetrical.
- radius of action — the maximum distance that a ship, aircraft, or land vehicle can travel from its base and return without refuelling
- re-accreditation — to ascribe or attribute to (usually followed by with): He was accredited with having said it.
- rearguard action — an action fought by a rearguard
- reconceptualized — to form into a concept; make a concept of.
- rectus abdominis — a long flat muscle that extends along the whole length of both sides of the abdomen. It flexes the vertebral column, particularly the lumbar portion; it also tenses the anterior abdominal wall and assists in compressing the abdominal contents
- reidentification — an act or instance of identifying; the state of being identified.
- roundabout chair — corner chair.
- sado-masochistic — Something that is sado-masochistic is connected with the practice of sado-masochism.
- sangre de cristo — a mountain range in S Colorado and N New Mexico: a part of the Rocky Mountains. Highest peak, Blanca Peak, 14,390 feet (4385 meters).
- santiago de cuba — a region in Ecuador, E of the Andes: the border long disputed by Peru.
- scar tissue code — (humour, programming) Old code that is commented out but still included in the current release.
- schouten islands — a group of islands belonging to Papua New Guinea, in the Pacific Oceans, off the N coast of New Guinea.
- second adventist — Adventist (def 1).
- secondary tissue — tissue derived from cambium.
- sedimentary rock — rock formed from compacted minerals
- self-deprecation — belittling or undervaluing oneself; excessively modest.
- self-vindication — the act of vindicating.
- semidomesticated — living in a state of partial domestication.
- situation comedy — a comedy drama, especially a television series made up of discrete episodes about the same group of characters, as members of a family.
- slang dictionary — a specialized dictionary covering the words, phrases, and idioms that reflect the least formal speech of a language. These terms are often metaphorical and playful, and are likely to be evanescent as the spoken language changes from one generation to another. Much slang belongs to specific groups, as the jargon of a particular class, profession, or age group. Some is vulgar. Some slang terms have staying power as slang, but others make a transition into common informal speech, and then into the standard language. An online slang dictionary, such as the Dictionary.com Slang Dictionary, provides immediate information about the meaning and history of a queried term and its appropriateness or lack of appropriateness in a range of social and professional circumstances.
- sodium carbonate — Also called soda ash. an anhydrous, grayish-white, odorless, water-soluble powder, Na 2 CO 3 , usually obtained by the Solvay process and containing about 1 percent of impurities consisting of sulfates, chlorides, and bicarbonates of sodium: used in the manufacture of glass, ceramics, soaps, paper, petroleum products, sodium salts, as a cleanser, for bleaching, and in water treatment.
- sodium cyclamate — a white, crystalline, water-soluble powder, NaC 6 NH 1 2 SO 3 , that has been used as a sweetening agent: banned by the FDA in 1970.