12-letter words containing p, o, d, i
- spotted tail — (Sinte-galeshka) 1833?–81, Brulé Sioux leader.
- spotted wilt — a viral disease of plants, characterized by wilting and by brown, sunken spots and streaks on the stems and leaves.
- spun-bonding — a process for forming nonwoven fabrics, usually of limited durability, by bonding continuous-filament synthetic fibers immediately after extrusion.
- stride piano — a style of jazz piano playing in which the right hand plays the melody while the left hand plays a single bass note or octave on the strong beat and a chord on the weak beat, developed in Harlem during the 1920s, partly from ragtime piano playing.
- study period — a period of time or lesson used for studying
- sudoriparous — producing or secreting sweat.
- 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
- superimposed — (of a stream or drainage system) having a course not adjusted to the structure of the rocks presently undergoing erosion but determined rather by a prior erosion cycle or by formerly overlying rocks or sediments.
- superkingdom — in some systems of biological classification, either of the two major subdivisions, prokaryote or eukaryote, into which all living organisms can be placed
- superordinal — relating to the superorder
- table tripod — a low mount or stand for a camera.
- third person — the grammatical person used by the speaker of an utterance in referring to anyone or anything other than the speaker or the one (third person singular) or ones (third person plural) being addressed.
- time deposit — a deposit that can be withdrawn by the depositor only after giving advance notice or after an agreed period of time has elapsed.
- top and tail — method of washing a baby
- top dressing — tennis court
- trading post — a store established in an unsettled or thinly settled region by a trader or trading company to obtain furs and local products in exchange for supplies, clothing, other goods, or for cash.
- trepidations — tremulous fear, alarm, or agitation; perturbation.
- trepidatious — tremulous fear, alarm, or agitation; perturbation.
- triadelphous — (of stamens) united by the filaments into three sets or bundles.
- trial period — time during which sth can be evaluated
- tripudiation — the act of dancing for joy
- trophy child — anything taken in war, hunting, competition, etc., especially when preserved as a memento; spoil, prize, or award.
- tropicalised — to make tropical, as in character or appearance.
- tropicalized — to make tropical, as in character or appearance.
- trypanocidal — (of a drug, agent, activity, etc) effective in killing trypanosomes
- tutor period — (in British secondary schools) a school period for which a tutor group comes together with their tutor
- twin paradox — a phenomenon predicted by relativity. One of a pair of identical twins is supposed to live normally in an inertial system whilst the other is accelerated to a high speed in a spaceship, travels for a long time, and finally returns to rest beside his twin. The travelled twin will be found to be younger than his brother
- typhoid mary — Mary ("Typhoid Mary") 1869?–1938, U.S. cook, born in Ireland: known immune carrier of typhoid fever who infected many with the disease, institutionalized in 1914.
- underexploit — to make insufficient use of
- underpassion — an underlying or subconscious passion
- undiplomatic — of, relating to, or engaged in diplomacy: diplomatic officials.
- unimportuned — without being forced or impelled
- unimprisoned — not confined in a prison
- unpatronized — having few or no patrons
- unpavilioned — not provided with a pavilion
- unproclaimed — to announce or declare in an official or formal manner: to proclaim war.
- unproductive — having the power of producing; generative; creative: a productive effort.
- unprohibited — to forbid (an action, activity, etc.) by authority or law: Smoking is prohibited here.
- unpropertied — owning property: the propertied class.
- unresponding — to reply or answer in words: to respond briefly to a question.
- unsaponified — to convert (a fat) into soap by treating with an alkali.
- unworshipped — not worshipped; not admired or revered
- up and doing — busy; active
- velocipedean — someone who rides a velocipede
- video piracy — the unauthorized or prohibited use of audio-visual works covered by copyright law, in a way that violates one of the copyright owner's exclusive rights, such as the right to reproduce the copyrighted work, or to make derivative works
- video player — VCR: videotape recorder
- video porn's — pornographic movies available on videocassette or optical disk, on the Internet, or on subscription television.
- videographer — a person who makes films with a video camera.
- well-pointed — having a point or points: a pointed arch.