12-letter words containing s, y, r, o
- ornithoscopy — divination from the observation of birds
- oropharynxes — Plural form of oropharynx.
- oscillometry — an instrument for measuring oscillations, especially those of the arterial pulse.
- outrageously — In an outrageous manner; to an outrageous degree.
- overanalysis — the separating of any material or abstract entity into its constituent elements (opposed to synthesis).
- overclassify — to classify to excess
- overmodestly — in an extremely modest manner
- oversimplify — make too simple
- oversubtlety — the quality of being too subtle
- oyster plant — salsify.
- oyster sauce — thick oyster-flavoured Asian relish
- oyster shell — oyster's hard outer covering
- oyster white — a slightly grayish white; off-white.
- pachycarpous — having a thick pericarp
- pachydermous — any of the thick-skinned, nonruminant ungulates, as the elephant, hippopotamus, and rhinoceros.
- pantisocracy — a community, social group, etc, in which all have rule and everyone is equal
- parapophysis — the process of a vertebra
- parasitology — the branch of biology dealing with parasites and the effects of parasitism.
- pastry board — a flat board on which pastry is rolled
- pearl oyster — any of several marine bivalve mollusks of the family Pteriidae, some of which form pearls of great value, inhabiting waters of eastern Asia and off the coasts of Panama and Baja California.
- perfidiously — deliberately faithless; treacherous; deceitful: a perfidious lover.
- perniciously — causing insidious harm or ruin; ruinous; injurious; hurtful: pernicious teachings; a pernicious lie.
- personifying — to attribute human nature or character to (an inanimate object or an abstraction), as in speech or writing.
- perspiratory — of, relating to, or stimulating perspiration.
- petrophysics — the analysis of the constitution and characteristics of rocks
- phenocrystic — relating to a phenocryst
- phrontistery — a place or establishment for thinking, studying, or learning
- physiography — the science of physical geography.
- physogastric — pertaining to the swollen, membranous abdomen of certain insects, especially termite and ant queens.
- pityrosporum — a genus of fungi that live on the skin, esp that of the scalp and face, present in conditions such as dandruff and dermatitis
- policymakers — a person responsible for making policy, especially in government.
- polycentrism — the doctrine that a plurality of independent centers of leadership, power, or ideology may exist within a single political system, especially Communism.
- polydisperse — of or noting a sol that contains particles of different sizes.
- polygraphist — an instrument for receiving and recording simultaneously tracings of variations in certain body activities.
- polyhedrosis — an often fatal disease of certain insect larvae or decapod crustaceans, caused by viruses containing DNA.
- polyhistoric — relating to a polyhistor
- polyisoprene — a thermoplastic polymer, (C 5 H 8) n , the major constituent of natural rubber and also obtained synthetically.
- polymorphism — the state or condition of being polymorphous.
- polymorphous — having, assuming, or passing through many or various forms, stages, or the like.
- polyneuritis — inflammation of several nerves at the same time; multiple neuritis.
- polyoestrous — polyestrous.
- polyomavirus — any of a genus (Polyomavirus) of papovaviruses that naturally infect wild and laboratory mice, and that cause tumors when injected into newborn mice
- polyribosome — polysome.
- polysaprobic — flourishing in a body of water having a heavy load of decomposed organic matter and almost no free oxygen
- pony express — a former system in the American West of carrying mail and express by relays of riders mounted on ponies, especially the system operating (1860–61) between St. Joseph, Missouri, and Sacramento, California.
- porphyropsin — a purple pigment occurring in the retina of the eye of certain freshwater fishes
- port moresby — an independent republic in the W Pacific Ocean, comprising the E part of New Guinea and numerous near-lying islands, including the Bismarck Archipelago, the Admiralty Islands, the Trobriand Islands, and Bougainville and Buka in the Solomon Islands: a former Australian Trusteeship Territory; independent since 1975; member of the Commonwealth of Nations. 178,260 sq. mi. (461,693 sq. km). Capital: Port Moresby.
- portentously — of the nature of a portent; momentous.
- post-primary — first or highest in rank or importance; chief; principal: his primary goals in life.
- post-puberty — the period or age at which a person is first capable of sexual reproduction of offspring: in common law, presumed to be 14 years in the male and 12 years in the female.