13-letter words containing a, c, i, n, o, u
- pre-columbian — of or relating to the Americas before the arrival of Columbus: pre-Columbian art; pre-Columbian Indians.
- pre-education — the act or process of imparting or acquiring general knowledge, developing the powers of reasoning and judgment, and generally of preparing oneself or others intellectually for mature life.
- precautionary — of, relating to, or characterized by precaution: precautionary measures.
- prefunctional — of or relating to a function or functions: functional difficulties in the administration.
- prejudication — the act of judging beforehand
- preoccupation — the state of being preoccupied.
- pronunciation — Rare. an act or instance of declaring publicly; pronouncement: It was but the latest pronunciation of the political double-standard uttered in the course of this scandal. Synonyms: declaration, assertion, statement; announcement, affirmation; proclamation, promulgation, dissemination.
- proteinaceous — Biochemistry. any of numerous, highly varied organic molecules constituting a large portion of the mass of every life form and necessary in the diet of all animals and other nonphotosynthesizing organisms, composed of 20 or more amino acids linked in a genetically controlled linear sequence into one or more long polypeptide chains, the final shape and other properties of each protein being determined by the side chains of the amino acids and their chemical attachments: proteins include such specialized forms as collagen for supportive tissue, hemoglobin for transport, antibodies for immune defense, and enzymes for metabolism.
- protoactinium — protactinium.
- public domain — the status of a literary work or an invention whose copyright or patent has expired or that never had such protection.
- pucciniaceous — (of a fungus) belonging to the genus Puccinia
- punctuational — punctuated equilibrium.
- quadraphonics — high-fidelity sound reproduction involving signals transmitted through four different channels.
- quadriphonics — quadraphony.
- qualification — a quality, accomplishment, etc., that fits a person for some function, office, or the like.
- quartodeciman — one of a group of early Christians who observed Easter on the day of the Jewish Passover regardless of whether or not it was Sunday
- quindecagonal — (geometry) Shaped like a quindecagon; fifteen-sided.
- radioactinium — the radioactive isotope of thorium having a mass number 227 and a half-life of 18.8 days. Symbol: RdAc, Th 227.
- raking course — a concealed course of bricks laid diagonally to the wall surface in a raking bond.
- ration coupon — a coupon that can be exchanged for a certain quantity of rationed goods
- reacquisition — the act of acquiring or gaining possession: the acquisition of real estate.
- recalculation — recount, act of computing again
- recirculation — an act or instance of circulating, moving in a circle or circuit, or flowing.
- recomputation — an act, process, or method of computing; calculation.
- recultivation — the act or art of cultivating.
- reduplication — the act of reduplicating; the state of being reduplicated.
- reinoculation — a further inoculation of the same organism as the first inoculation
- relubrication — to apply some oily or greasy substance to (a machine, parts of a mechanism, etc.) in order to diminish friction; oil or grease (something).
- republication — publication anew.
- repunctuation — the act or process of punctuating differently or again
- resuscitation — to revive, especially from apparent death or from unconsciousness.
- reunification — the process of unifying or uniting; union: the unification of the 13 original colonies.
- russification — Russianize (defs 1, 2).
- saint columba — Padraic [paw-drik] /ˈpɔ drɪk/ (Show IPA), 1881–1972, Irish poet and dramatist, in the U.S. from 1914.
- salviniaceous — relating to the genus Salviniaceae
- sanctimonious — making a hypocritical show of religious devotion, piety, righteousness, etc.: They resented his sanctimonious comments on immorality in America.
- sansculottism — (in the French Revolution) a revolutionary of the poorer class: originally a term of contempt applied by the aristocrats but later adopted as a popular name by the revolutionaries.
- selenous acid — a colorless, transparent, crystalline powder, H2SeO3, soluble in water and used as a reagent
- sex education — Sex education is education in schools on the subject of sexual activity and sexual relationships.
- sinistrocular — favoring the left eye, rather than the right, by habit or for effective vision (opposed to dextrocular).
- social column — a column in a newspaper or magazine that details the activities of members of fashionable society
- south african — of southern Africa.
- sphagnicolous — growing in moss
- spinal column — the series of vertebrae in a vertebrate animal forming the axis of the skeleton and protecting the spinal cord; spine; backbone.
- structuration — the act of giving structure to something
- suballocation — an allocation made from a previous allocation
- subindication — the act or process of subindicating
- suction valve — a nonreturn valve in a pump suction to prevent the pump draining or depriming when not in service
- suffocatingly — to kill by preventing the access of air to the blood through the lungs or analogous organs, as gills; strangle.
- sulfonic acid — any of a large group of organic compounds of the structure RSO 2 OH, which are strong acids that give neutral sodium salts: used in the synthesis of phenols, dyes, and other substances.