12-letter words containing a, r, g, o, s, i
- prison guard — an officer in charge of prisoners in a jail
- prodigal son — a figure in a parable of Jesus (Luke 15:11–32); a wayward son who squanders his inheritance but returns home to find that his father forgives him.
- progymnasium — (in Europe) a school that prepares pupils for secondary education (the gymnasium)
- propagandism — the art, system, or use of propaganda
- propagandist — a person involved in producing or spreading propaganda.
- red goatfish — a goatfish, Mullus auratus.
- registration — the act of registering.
- rhizophagous — feeding on roots.
- rio gallegos — a seaport in S Argentina, in S Patagonia.
- roasting ear — an ear of sweet corn suitable for roasting while still in the husk.
- rose pogonia — a North American terrestrial orchid, Pogonia ophioglossoides, having a fragrant, usually solitary rose-pink or white flower.
- sacrilegious — pertaining to or involving sacrilege: sacrilegious practices.
- sail through — If someone or something sails through a difficult situation or experience, they deal with it easily and successfully.
- sailboarding — windsurfing.
- sanguiferous — conveying blood, as a blood vessel.
- sanguivorous — feeding on blood, as a bat or insect.
- saprobiology — the branch of ecology that studies decaying organic matter or environments, especially saprophytes that derive nourishment in this way.
- saronic gulf — an inlet of the Aegean, on the SE coast of Greece, between Attica and the Peloponnesus. 50 miles (80 km) long; 30 miles (48 km) wide.
- scenographic — the art of representing objects in accordance with the rules of perspective.
- scotch grain — a coarse, pebble-grained finish given to heavy leather, esp. for men's shoes
- scouring pad — a small pad, as of steel wool or plastic mesh, used for scouring pots, pans, etc.
- scrapbooking — hobby: collaging
- sea crossing — a journey by sea from one coast to another
- seismography — the scientific measuring and recording of the shock and vibrations of earthquakes.
- semi-organic — noting or pertaining to a class of chemical compounds that formerly comprised only those existing in or derived from plants or animals, but that now includes all other compounds of carbon.
- semiglobular — possessing the form of half a globe; hemispheric.
- seronegative — showing no significant level of serum antibodies, or other immunologic marker in the serum, that would indicate previous exposure to the infectious agent being tested.
- shared logic — the sharing of a central processing unit and associated software among several terminals
- shareholding — a holder or owner of shares, especially in a company or corporation.
- shooting war — open conflict between hostile nations involving direct military engagements.
- shopbreaking — the act of breaking into a shop
- short-acting — (of a drug) quickly effective, but requiring regularly repeated doses for long-term treatment, being rapidly absorbed, distributed in the body, and excreted
- siderography — the art or technique of engraving on steel.
- sigma baryon — an unstable hyperon having positive, negative, or zero electric charge and strangeness −1. Symbol: Σ.
- signal board — a board for displaying electrically transmitted signals and indicating their source.
- signal corps — a branch of the army responsible for military communications, meteorological studies, and related work.
- signal tower — a tower from which railway signals are controlled or displayed
- significator — a planet deemed significant in astrology
- sloganeering — Sloganeering is the use of slogans by people such as politicians or advertising agencies.
- smoking area — a designated area in which smoking is permitted
- snowboarding — a board for gliding on snow, resembling a wide ski, to which both feet are secured and that one rides in an upright position.
- sociographic — the branch of sociology that uses statistical data to describe social phenomena.
- sofa surfing — (of a homeless person) the practice of staying temporarily with various friends and relatives while attempting to find permanent accommodation
- sorting yard — sorting tracks.
- spatiography — the study of the characteristics of space beyond the atmosphere, including the mapping of the movements of celestial bodies and the recording of electrical, magnetic, and gravitational effects, especially those likely to affect missiles and spacecraft.
- spermagonium — Botany, Mycology. spermogonium.
- sporangiolum — a small sporangium
- stabilograph — an instrument for measuring body sway.
- stauropegion — (in an autocephalous church) a monastery subject directly to the primate.
- stegosaurian — having the characteristics of a stegosaur