12-letter words containing s, i, a, l, o
- sporadically — (of similar things or occurrences) appearing or happening at irregular intervals in time; occasional: sporadic renewals of enthusiasm.
- sporangiolum — a small sporangium
- sportability — suitability to be used in or as a sport
- spotsylvania — a village in NE Virginia: the scene of Civil War battles between the armies of Grant and Lee, May 8–21, 1864.
- spotted tail — (Sinte-galeshka) 1833?–81, Brulé Sioux leader.
- stabilizator — a stabilizer
- stabilograph — an instrument for measuring body sway.
- stalactiform — resembling or shaped like a stalactite.
- state police — a police force under state authority rather than under the authority of a city or county in the state.
- steam boiler — a receptacle in which water is boiled to generate steam.
- steam-boiler — a receptacle in which water is boiled to generate steam.
- stigmasterol — a crystalline, water-insoluble steroid, C 2 9 H 4 8 O, present in soybeans or calabar beans, used chiefly as a raw material in the manufacture of progesterone.
- stipulaceous — of, relating to, having, resembling, or living on stipules
- stonewalling — the act of stalling, evading, or filibustering, especially to avoid revealing politically embarrassing information.
- storm signal — a visual signal, as a flag, giving advance notice of a heavy storm, used especially along coastal areas.
- string along — a slender cord or thick thread used for binding or tying; line.
- strobilation — asexual reproduction by division into segments, as in tapeworms and jellyfishes
- stromatolite — a laminated calcareous fossil structure built by marine algae and having a rounded or columnar form.
- strophiolate — having a strophiole
- studio glass — art glass produced by an independent artisan in the studio.
- stylographic — of or relating to a stylograph.
- sub-tropical — Sub-tropical places have a climate that is warm and wet, and are often near tropical regions.
- subabdominal — below or beneath the abdomen
- subapostolic — of or relating to the era after that of the Apostles
- subeditorial — of or relating to a subeditor, the work of a subeditor or a subeditorship
- subfactorial — the number of ways a group of objects can be arranged so that none of the objects are in their original or correct place
- subjectional — the act of subjecting.
- sublineation — an underlining
- suboccipital — situated below the occipital bone or the occipital lobe of the brain.
- suborbicular — nearly circular or orblike
- subsonically — at a velocity below that of sound
- successional — the coming of one person or thing after another in order, sequence, or in the course of events: many troubles in succession.
- sulphadoxine — an antibiotic drug of the sulphonamide group, commonly used in combination with pyrimethamine to treat malaria, and in combination with various drugs to treat certain infections
- sulphonamide — any of a class of organic compounds that are amides of sulphonic acids containing the group –SO2NH2 or a group derived from this. An important class of sulphonamides are the sulfa drugs
- sulphonation — the action or process of converting or being converted into a sulphonate
- superordinal — relating to the superorder
- supplication — an act or instance of supplicating; humble prayer, entreaty, or petition.
- supplicatory — to pray humbly; make humble and earnest entreaty or petition.
- supraorbital — situated above the eye socket.
- suspensorial — relating to a suspensorium
- swallow dive — swan dive.
- symbolically — serving as a symbol of something (often followed by of).
- synchronical — happening at the same time
- tail section — the back or rear section of an aeroplane
- talking shop — If you say that a conference or a committee is just a talking shop, you disapprove of it because nothing is achieved as a result of what is discussed.
- teleosaurian — of or relating to the teleosaur
- tenuirostral — pertaining to a group of birds Tenuirostres which have slender bills
- tessellation — the art or practice of tessellating.
- the lothians — three historic counties of SE central Scotland (now council areas): East Lothian, West Lothian, and Midlothian (including Edinburgh)
- thessalonian — of or relating to Thessalonike or its inhabitants.