11-letter words containing p, y, o, s, i
- pyroclastic — composed chiefly of fragments of volcanic origin, as agglomerate, tuff, and certain other rocks; volcaniclastic.
- pyrognostic — relating to heated minerals
- pyrokinesis — the ability to set objects or people on fire through the concentration of psychic power.
- respiratory — pertaining to or serving for respiration: respiratory disease.
- responsibly — answerable or accountable, as for something within one's power, control, or management (often followed by to or for): He is responsible to the president for his decisions.
- retinoscopy — an objective method of determining the refractive error of an eye.
- rhinoplasty — plastic surgery of the nose.
- saprophytic — any organism that lives on dead organic matter, as certain fungi and bacteria.
- schizophyte — any of the Schizophyta, a group of organisms comprising the schizomycetes and the schizophyceous algae, characterized by a simple structure and reproduction by simple fission or spores.
- scorpionfly — any of several harmless insects of the order Mecoptera, the male of certain species having a reproductive structure that resembles the sting of a scorpion.
- scripophily — the collecting by hobbyists of old stock certificates and bonds that have no intrinsic value other than their aesthetic appeal or relative rarity.
- scyphistoma — a stage in the life cycle of a jellyfish or other scyphozoan when it is fixed in place and reproduces asexually to produce free-swimming medusas.
- shoofly pie — an open pie filled with a sweet crumb and molasses mixture and baked.
- sialography — radiography of salivary glands once they have been injected with a contrast medium
- siphonogamy — a mode of pollination in which pollen tubes develop to facilitate the passage of male cells to eggs
- sociography — the branch of sociology that uses statistical data to describe social phenomena.
- spasmolysis — the relaxation or relief of muscle spasm.
- spasmolytic — of or noting spasmolysis.
- spirography — the study of breathing using a spirograph
- spondylitic — inflammation of the vertebrae.
- spondylitis — inflammation of the vertebrae.
- spondylosis — immobility and fusion of vertebral joints.
- spontaneity — the state, quality, or fact of being spontaneous.
- sporadicity — (of similar things or occurrences) appearing or happening at irregular intervals in time; occasional: sporadic renewals of enthusiasm.
- sporocystic — of or like a sporocyst
- spy-hopping — a vertical half-rise out of the water performed by a whale in order to view the surroundings. a springing bounce in tall grasses performed by certain land mammals, as foxes and wolves, to view the surroundings.
- stasimorphy — structural modification by arrested development
- steatopygia — extreme accumulation of fat on and about the buttocks, especially of women.
- steatopygic — extreme accumulation of fat on and about the buttocks, especially of women.
- stenotypist — shorthand in which alphabetic letters or types are used to produce shortened forms of words or groups of words.
- stereotypic — a process, now often replaced by more advanced methods, for making metal printing plates by taking a mold of composed type or the like in papier-mâché or other material and then taking from this mold a cast in type metal.
- stony point — a village in SE New York, on the Hudson: site of a strategic fort in the Revolutionary War.
- stylopodium — a glandular disk or expansion surmounting the ovary and supporting the styles in plants of the parsley family.
- superiority — the quality or condition of being superior.
- supervisory — of, relating to, or having supervision.
- suppository — a solid, conical mass of medicinal substance that melts upon insertion into the rectum or vagina.
- sycophantic — a self-seeking, servile flatterer; fawning parasite.
- symphonious — harmonious; in harmonious agreement or accord.
- symposiarch — the president, director, or master of a symposium.
- symptomatic — pertaining to a symptom or symptoms.
- syncopation — Music. a shifting of the normal accent, usually by stressing the normally unaccented beats.
- syncopative — relating to syncopation
- synoptistic — relating to the work of a synoptist
- syphilology — the branch of medicine concerned with the study and treatment of syphilis
- triphyllous — having three leaves.
- tropomyosin — a protein in muscle tissue that works with troponin to control the process by which actin and myosin interact to produce muscle contraction
- trypsinogen — a precursor of trypsin that is secreted by the pancreas and is activated to trypsin in the small intestine.
- very pistol — a special pistol which fires coloured flares for signalling at night, esp at sea
- xerophytism — (botany) The adaptation of plants to habitats where water is scarce.
- xylophilous — Living on or in wood, as some fungi and beetles do.