12-letter words containing c, r, o, s, a
- oscillograms — Plural form of oscillogram.
- oscillograph — a device for recording the wave-forms of changing currents, voltages, or any other quantity that can be translated into electric energy, as sound waves.
- osco-umbrian — a group of languages, usually classified as Italic, that contains Oscan and Umbrian.
- osteosarcoma — a malignant tumor of the bone.
- overabstract — thought of apart from concrete realities, specific objects, or actual instances: an abstract idea.
- overbalances — Third-person singular simple present indicative form of overbalance.
- overcautious — excessively or unnecessarily cautious: Sometimes it doesn't pay to be overcautious in business.
- overclassify — to classify to excess
- overissuance — the act of issuing in excessive amounts
- overpurchase — to acquire by the payment of money or its equivalent; buy.
- overseas cap — a soft, brimless military cap
- oyster sauce — thick oyster-flavoured Asian relish
- pachycarpous — having a thick pericarp
- pachydermous — any of the thick-skinned, nonruminant ungulates, as the elephant, hippopotamus, and rhinoceros.
- pacific rose — a large variety of eating apple from New Zealand, with sweet flesh
- pantisocracy — a community, social group, etc, in which all have rule and everyone is equal
- parachronism — a chronological error in which a person, event, etc., is assigned a date later than the actual one.
- parochialise — to make parochial.
- parochialism — a parochial character, spirit, or tendency; excessive narrowness of interests or view; provincialism.
- parochialist — a parochial character, spirit, or tendency; excessive narrowness of interests or view; provincialism.
- paronomastic — the use of a word in different senses or the use of words similar in sound to achieve a specific effect, as humor or a dual meaning; punning.
- pasch flower — pasqueflower
- patroclinous — inheritance in which the traits of the offspring are derived primarily from the paternal parent (opposed to matrocliny).
- percussional — of or relating to percussion
- percutaneous — administered, removed, or absorbed by way of the skin, as an injection, needle biopsy, or transdermal drug.
- periostracum — the external, chitinlike covering of the shell of certain mollusks that protects the limy portion from acids.
- peristomatic — surrounding a leaf's stoma or stomata
- pertinacious — holding tenaciously to a purpose, course of action, or opinion; resolute.
- pervicacious — extremely willful; obstinate; stubborn.
- physogastric — pertaining to the swollen, membranous abdomen of certain insects, especially termite and ant queens.
- picornavirus — any of a group of small, RNA-containing viruses of the family Picornaviridae, infectious to humans and other animals, and including the poliovirus and the rhinoviruses that cause the common cold.
- pictorialism — Fine Arts. the creation or use of pictures or visual images, especially of recognizable or realistic representations.
- pictorialist — Fine Arts. the creation or use of pictures or visual images, especially of recognizable or realistic representations.
- pirate coast — an independent federation in E Arabia, formed in 1971, now comprising seven emirates on the S coast (formerly, Pirate Coast or Trucial Coast) of the Persian Gulf, formerly under British protection: Abu Dhabi, Dubai, Sharjah, Ajman, Umm al-Qaiwain, Ras al-Khaimah (joined 1972), and Fujairah. About 32,300 sq. mi. (83,657 sq. km). Capital: Abu Dhabi. Abbreviation: U.A.E.
- plasma torch — an electrical device for converting a gas into a plasma, used for melting metal
- polariscopic — relating to a polariscope
- policymakers — a person responsible for making policy, especially in government.
- politicaster — an ill-suited or disliked politician
- polysaprobic — flourishing in a body of water having a heavy load of decomposed organic matter and almost no free oxygen
- porcelainous — made of or resembling porcelain
- porcelaneous — a strong, vitreous, translucent ceramic material, biscuit-fired at a low temperature, the glaze then fired at a very high temperature.
- porcellanise — to bake into porcelain
- porismatical — porismatic
- port jackson — an inlet of the Pacific in SE Australia: the harbor of Sydney.
- post-nuclear — pertaining to or involving atomic weapons: nuclear war.
- postbrachial — belonging to the arm, foreleg, wing, pectoral fin, or other forelimb of a vertebrate.
- postcardlike — (of a scene) resembling a postcard
- postcardware — Shareware that borders on freeware, in that the author requests only that satisfied users send a postcard of their home town or something. (This practice, silly as it might seem, serves to remind users that they are otherwise getting something for nothing, and may also be psychologically related to real estate "sales" in which $1 changes hands just to keep the transaction from being a gift.)
- postcoronary — of, relating to, or occurring after a heart attack
- postdoctoral — of or relating to study or professional work undertaken after the receipt of a doctorate: postdoctoral courses.