12-letter words containing c, o, m, p, a
- placentiform — shaped like a placenta, with a flat rounded form
- plagioclimax — the climax stage of a community, influenced by man or some other outside factor
- plasma torch — an electrical device for converting a gas into a plasma, used for melting metal
- plastic bomb — a bomb made of plastic explosive.
- plastic foam — expanded plastic.
- platform car — a railroad freight car having no enclosing sides or top; a flatcar.
- pleiochasium — a flowering system in which several buds come out at the same time
- plumulaceous — having the texture of down.
- pneumatocyst — the cavity of a pneumatophore.
- pneumococcal — a bacterium, Diplococcus pneumoniae, causing lobar pneumonia and associated with certain other diseases, as pericarditis and meningitis.
- poison sumac — a shrub or small tree, Rhus vernix (or Toxicodendron vernix), of swampy areas of the eastern U.S., having pinnate leaves and causing severe dermatitis when touched by persons sensitive to it.
- pole compass — (formerly) a ship's compass elevated on a wooden pole to isolate it as much as possible from local magnetism.
- policymakers — a person responsible for making policy, especially in government.
- policymaking — a person responsible for making policy, especially in government.
- polycythemia — an abnormal increase in the number and concentration of circulating red blood corpuscles
- polygamistic — a person who practices or favors polygamy.
- polypharmacy — the use of two or more drugs together, usually to treat a single condition or disease.
- porismatical — porismatic
- postorgasmic — of or relating to the period after an orgasm
- postromantic — of or relating to the period after Romanticism
- potichomania — the art or process of printing or using paint to decorate the inside of a glass vessel
- power vacuum — a situation when a government has no identifiable central authority
- predominance — the state, condition, or quality of being predominant: the predominance of the rich over the poor.
- prime factor — any number in the set of prime numbers that is also a factor of a given integer
- primulaceous — belonging to the plant family Primulaceae.
- pro-american — in favour of or supporting America, its people, culture, etc
- pro-monarchy — a state or nation in which the supreme power is actually or nominally lodged in a monarch. Compare absolute monarchy, limited monarchy.
- problematics — problems or difficulties in a particular situation or subject
- prochain ami — a next friend or next of kin
- prochein ami — next friend.
- proclamation — something that is proclaimed; a public and official announcement.
- product mark — a trademark used on only one product.
- programmatic — of, relating to, consisting of, or resembling program music.
- promuscidate — shaped like a proboscis
- protactinium — a radioactive, metallic element. Symbol: Pa; atomic number: 91.
- protoplasmic — Biology. (no longer in technical use) the colloidal and liquid substance of which cells are formed, excluding horny, chitinous, and other structural material; the cytoplasm and nucleus.
- psammophytic — relating to psammophytes
- psychomachia — conflict of the soul
- pyrochemical — pertaining to or producing chemical change at high temperatures.
- pyromagnetic — (formerly) thermomagnetic (def 1).
- pyromaniacal — a compulsion to set things on fire.
- recompensate — to recompense for something: They gave him ten dollars to compensate him for his trouble.
- rhamphotheca — the horny covering of a bird's bill.
- road company — a theatrical group that tours cities and towns, usually performing a single play that is or has been a success in New York City.
- rose campion — a plant, Lychnis coronaria, of the pink family, having reddish purple flowers, and leaves covered with whitish down.
- scapegoatism — the act or practice of assigning blame or failure to another, as to deflect attention or responsibility away from oneself.
- scapulomancy — divination of the future by observation of the cracking of a mammal's scapula that has been heated by a fire or hot instrument.
- semitropical — subtropical.
- shamrock-pea — a trailing plant, Parochetus communis, of the legume family, native to Asia and east Africa, having shamrocklike leaves with a brown crescent at the base and pea-shaped, pink and blue flowers.
- sophomorical — characteristic of a sophomore