9-letter words containing r, o, t, s, i, n
- satyricon — a satirical novel, interspersed with verse, written in the 1st century a.d. by Petronius, extant in fragments.
- sclerotin — an insoluble protein that serves to stiffen the chitin of the cuticle of arthropods.
- secretion — (in a cell or gland) the act or process of separating, elaborating, and releasing a substance that fulfills some function within the organism or undergoes excretion.
- senhorita — a Portuguese term of address equivalent to miss, used alone or capitalized and prefixed to the name of a girl or unmarried woman. Abbreviation: Srta.
- seniority — the state of being senior; priority of birth; superior age.
- seriation — the arrangement of a collection of artifacts into a chronological sequence.
- serotinal — pertaining to or occurring in late summer.
- serotines — a small Eurasian brown bat, Eptesicus serotinus.
- serotonin — a neurotransmitter, derived from tryptophan, that is involved in sleep, depression, memory, and other neurological processes.
- serration — serrated condition or form.
- sigmatron — a machine for generating X-rays
- signatory — having signed, or joined in signing, a document: the signatory powers to a treaty.
- sinistro- — of, at, or toward the left
- snow tire — an automobile tire with a deep tread or protruding studs to give increased traction on snow or ice.
- snow-tire — an automobile tire with a deep tread or protruding studs to give increased traction on snow or ice.
- snowdrift — a mound or bank of snow driven together by the wind.
- soft iron — iron that has a low carbon content and is easily magnetized and demagnetized with a small hysteresis loss
- soleprint — a print of the sole of a foot: often used in hospitals for identifying infants.
- sonicator — a device for treatment with ultrasound
- sooterkin — the mythical black afterbirth of Dutch women that was believed to result from their warming themselves on stoves
- sorbonist — a student or graduate of the Sorbonne.
- sortation — the process or result of sorting things, especially computationally or mechanically.
- sortition — the casting or drawing of lots.
- spiration — the act of breathing
- stationer — a person who sells the materials used in writing, as paper, pens, pencils, and ink.
- sticheron — a liturgical hymn sung in the Orthodox Church
- stillborn — dead when born.
- stinkaroo — something markedly inferior in quality: a stinkaroo of a motion picture.
- stinkeroo — a bad or contemptible person or thing
- stinkhorn — any of various rank-smelling, brown-capped mushrooms of the genus Phallus, especially P. impudicus.
- storyline — a secret plan or scheme to accomplish some purpose, especially a hostile, unlawful, or evil purpose: a plot to overthrow the government.
- stratonic — of or relating to an army
- striation — striated condition or appearance.
- striction — the act of constricting.
- strolling — to walk leisurely as inclination directs; ramble; saunter; take a walk: to stroll along the beach.
- strongish — having, showing, or able to exert great bodily or muscular power; physically vigorous or robust: a strong boy.
- strontian — strontianite.
- strontium — a bivalent, metallic element whose compounds resemble those of calcium, found in nature only in the combined state, as in strontianite: used in fireworks, flares, and tracer bullets. Symbol: Sr; atomic weight: 87.62; atomic number: 38; specific gravity: 2.6.
- strouding — a woolly material used to make strouds or blankets
- suctorian — a suctorial animal.
- supinator — a muscle used in supination.
- tensioner — an instrument for adding tension
- tonsillar — a prominent oval mass of lymphoid tissue on each side of the throat.
- tonsorial — of or relating to a barber or barbering: the tonsorial shop.
- torminous — suffering from tormina
- torsional — the act of twisting.
- transonic — close to the speed of propagation of sound; moving at 700–780 miles per hour (1127–1255 km/h) at sea level.
- trasimeno — a lake in central Italy, in Umbria near Perugia: Romans defeated by Hannibal 217 b.c. About 50 sq. mi. (130 sq. km).
- triclosan — a drug used to treat skin infections
- trigonous — having three angles or corners, as a stem or seed; triangular.