9-letter words containing o, s, i, p
- spoonbill — any of several wading birds of the family Plataleidae, related to the ibises, having a long, flat bill with a spoonlike tip.
- sporangia — the case or sac in which spores are produced.
- sporeling — Botany, Mycology. the young individual developed from a spore.
- sporicide — a substance or preparation for killing spores.
- sporidesm — a multicellular group of spores
- sporidial — relating or belonging to one or more sporidia
- sporidium — a small spore produced on the basidia or promycelia of fungi, etc
- spot fine — penalty paid immediately
- spot line — a rope or wire hung from a specific place on the gridiron for flying a piece of scenery that could not be flied by the existing battens.
- spotlight — a strong, focused light thrown upon a particular spot, as on a small area of a stage or in a television studio, for making some object, person, or group especially conspicuous.
- springbok — a gazelle, Antidorcas marsupialis, of southern Africa, noted for its habit of springing into the air when alarmed.
- stenopaic — (of an optic device) having a narrow opening devised to improve eyesight by limiting obscurations
- stenopeic — pertaining to or containing a narrow slit or minute opening: a stenopeic device to aid vision after eye surgery.
- step into — enter
- stockpile — a supply of material, as a pile of gravel in road maintenance.
- stony pit — a disease of pears, caused by a virus and characterized by deformed, pitted fruit.
- stop sign — a traffic sign requiring a motorist to stop before continuing.
- stop time — a passage where the beat stops temporarily
- stoplight — traffic light.
- store pig — a pig that has not yet been weaned and weighs less than 40 kg
- storeship — a government-owned ship that carries supplies to a naval fleet
- storm pit — a storm cellar.
- stovepipe — a pipe, as of sheet metal, serving as a stove chimney or to connect a stove with a chimney flue.
- strap-oil — a beating
- strip off — remove clothes
- strip out — to remove the working parts of (a machine)
- strophoid — a plane curve generated by the loci of points p and pprime; on a straight line that intersects the y-axis at a point n and the minus x-axis at a fixed point q, such that pn = npprime; = on, as on changes, where o is the origin. Equation: y 2 = x 2 (x + a)/(a − x).
- stylopize — (of a stylops) to parasitize (a host)
- subperiod — a subdivision of a time period
- supercoil — superhelix.
- supinator — a muscle used in supination.
- supposing — to assume (something), as for the sake of argument or as part of a proposition or theory: Suppose the distance to be one mile.
- suspicion — act of suspecting.
- sympatico — simpatico
- symphonia — any of various medieval musical instruments, as the hurdy-gurdy.
- symphonic — Music. of, for, pertaining to, or having the character of a symphony or symphony orchestra.
- sympodium — an axis or stem that simulates a simple stem but is made up of the bases of a number of axes that arise successively as branches, one from another, as in the grapevine.
- symposiac — of, relating to, or suitable for a symposium.
- symposium — a meeting or conference for the discussion of some subject, especially a meeting at which several speakers talk on or discuss a topic before an audience.
- symptosis — local or general atrophy.
- symptotic — relating to symptosis
- synopsize — to make a synopsis of; summarize.
- synoptist — one of the authors (Matthew, Mark, or Luke) of the synoptic Gospels.
- syphiloid — resembling syphilis.
- syphiloma — a tumour or gumma caused by infection with syphilis
- syphoning — a tube or conduit bent into legs of unequal length, for use in drawing a liquid from one container into another on a lower level by placing the shorter leg into the container above and the longer leg into the one below, the liquid being forced up the shorter leg and into the longer one by the pressure of the atmosphere.
- temporise — to be indecisive or evasive to gain time or delay acting.
- tidepools — tidal pool.
- tisiphone — one of the Furies.
- to pieces — into shreds or small bits