11-letter words containing a, p, r, o, s, i
- prostomiate — having a prostomium.
- prostrating — to cast (oneself) face down on the ground in humility, submission, or adoration.
- prostration — the act of prostrating.
- protagonism — the leading character, hero, or heroine of a drama or other literary work.
- protagonist — the leading character, hero, or heroine of a drama or other literary work.
- provisional — providing or serving for the time being only; existing only until permanently or properly replaced; temporary: a provisional government.
- put on airs — a mixture of nitrogen, oxygen, and minute amounts of other gases that surrounds the earth and forms its atmosphere.
- pyroclastic — composed chiefly of fragments of volcanic origin, as agglomerate, tuff, and certain other rocks; volcaniclastic.
- rap session — a usually informal or unstructured group discussion, attended especially by people with shared interests, concerns, or problems.
- rapscallion — a rascal; rogue; scamp.
- repair shop — garage, body shop: for vehicles
- reparations — the making of amends for wrong or injury done: reparation for an injustice.
- respiration — the act of respiring; inhalation and exhalation of air; breathing.
- respiratory — pertaining to or serving for respiration: respiratory disease.
- retail shop — a shop which sells goods to individual customers
- retinispora — any member of the genus Retinispora, of conifers which grow in the east of Asia and in the east and west of North America
- rhapsodical — extravagantly enthusiastic; ecstatic.
- rhinoplasty — plastic surgery of the nose.
- russophobia — an intense and often irrational hatred for Russia, or esp the former Soviet Union, its political system, etc
- safe period — an interval of the menstrual cycle when fertilization is considered to be least likely, usually a number of days prior and subsequent to the onset of menstruation.
- saprobiotic — saprobic
- saprolegnia — a variety of fungus
- sapropelite — a foul-smelling mud
- saprophytic — any organism that lives on dead organic matter, as certain fungi and bacteria.
- sauropsidan — relating to the Sauropsida or animals belonging to the Sauriodea group in Huxley's classification
- scalpriform — chisel-shaped, as the incisors of certain rodents.
- scapigerous — having a scape or leafless stalk
- scholarship — learning; knowledge acquired by study; the academic attainments of a scholar.
- scorpaenoid — resembling or related to the family Scorpaenidae.
- scriptorial — of or relating to a scriptorium
- seismograph — any of various instruments for measuring and recording the vibrations of earthquakes.
- semipopular — relatively popular; quite popular
- senatorship — the office or position of a senator
- serial port — A serial port on a computer is a place where you can connect the computer to a device such as a modem or a mouse.
- ship of war — warship.
- sialography — radiography of salivary glands once they have been injected with a contrast medium
- sideropenia — a lack of iron in the body
- singaporean — an island on the Strait of Singapore, off the S tip of the Malay Peninsula.
- soap boiler — a manufacturer of soap
- sociography — the branch of sociology that uses statistical data to describe social phenomena.
- spermatoxic — (of a substance) toxic to spermatozoa.
- spermatoxin — a substance toxic to spermatozoa.
- spinal cord — the cord of nerve tissue extending through the spinal canal of the spinal column.
- spiraliform — having or resembling spiral lines
- spirochaete — any of various spiral-shaped motile bacteria of the family Spirochaetaceae, certain species, as Treponema, Leptospira, and Borrelia, being pathogenic to humans and other animals, and other species being free-living, saprophytic, or parasitic.
- spirography — the study of breathing using a spirograph
- spiroplasma — any of numerous bacteria of the genus Spiroplasma that have no cell walls or flagella and are parasitic in plants and arthropods.
- sporadicity — (of similar things or occurrences) appearing or happening at irregular intervals in time; occasional: sporadic renewals of enthusiasm.
- sporulation — to produce spores.
- sporulative — involving or relating to sporulation