12-letter words containing a, c, e, p, r, o
- rose campion — a plant, Lychnis coronaria, of the pink family, having reddish purple flowers, and leaves covered with whitish down.
- router patch — a plywood panel patch with parallel sides and rounded ends.
- scatter plot — a graphic representation of bivariate data as a set of points in the plane that have Cartesian coordinates equal to corresponding values of the two variates.
- scenographic — the art of representing objects in accordance with the rules of perspective.
- schopenhauer — Arthur [ahr-too r] /ˈɑr tʊər/ (Show IPA), 1788–1860, German philosopher.
- scopes trial — John Thomas, 1901–70, U.S. high-school teacher whose teaching of the Darwinian theory of evolution became a cause célèbre (Scopes Trial or Monkey Trial) in 1925.
- scraperboard — scratchboard.
- sea scorpion — scorpionfish.
- season creep — the gradual changing in the length of the seasons, as demonstrated by earlier flowering of plants, etc, thought by many to be caused by climate change
- semitropical — subtropical.
- shadow price — the calculated price of a good or service for which no market price exists
- shamrock-pea — a trailing plant, Parochetus communis, of the legume family, native to Asia and east Africa, having shamrocklike leaves with a brown crescent at the base and pea-shaped, pink and blue flowers.
- sharecropper — a tenant farmer who pays as rent a share of the crop.
- soprano clef — a sign locating middle C on the bottom line of the staff.
- spatter cone — a low, steep-sided volcanic cone built up of droplets or blobs of lava erupted from a fissure or vent.
- special sort — a character, such as an accented letter, that is not a usual member of any font
- spectatorial — a person who looks on or watches; onlooker; observer.
- spectrograph — a spectroscope for photographing or producing a representation of a spectrum.
- speech organ — any part of the body, as the tongue, velum, diaphragm, or lungs, that participates, actively or passively, voluntarily or involuntarily, in the production of the sounds of speech.
- spermatocele — a swelling of the testicle
- spermatocide — spermicide.
- spermatocyte — a male germ cell (primary spermatocyte) that gives rise by meiosis to a pair of haploid cells (secondary spermatocytes) that give rise in turn to spermatids.
- spirochaetal — resulting from spirochaetes
- sport jacket — A sport jacket is the same as a sport coat.
- sportscaster — A sportscaster is a radio or television broadcaster who describes or comments on sporting events.
- stegocarpous — (of a moss) belonging to the division Stegocarpi, having an operculate capsule
- stenographic — the art of writing in shorthand.
- stereoptican — a projector usually consisting of two complete lanterns arranged so that one picture appears to dissolve while the next is forming.
- subopercular — of or relating to the suboperculum
- superorganic — of or relating to the structure of cultural elements within society conceived as independent of and superior to the individual members of society.
- technography — the description and study of the arts and sciences in their geographical and ethnic distribution and historical development.
- tetramorphic — (in art) of or related to a composite representation of the four evangelists' symbols
- theanthropic — of or relating to both God or a god and human beings; both divine and human.
- thoracoscope — an instrument used for examining the pleural cavity
- tracheophyte — any plant of the former division Tracheophyta, comprising all the vascular plants.
- tracheoscopy — examination of the interior of the trachea, as with a laryngoscope.
- tricephalous — with three heads
- trichopteran — trichopterous.
- tricorporate — having three bodies
- tropicalised — to make tropical, as in character or appearance.
- tropicalized — to make tropical, as in character or appearance.
- troposcatter — the scattering or extended propagation of radio signals using the local irregularities in the Earth's troposphere
- unapproached — not approached; not able to be approached or neared
- unchaperoned — not chaperoned; not accompanied by a chaperone
- uncomparable — capable of being compared; having features in common with something else to permit or suggest comparison: He considered the Roman and British empires to be comparable.
- unimportance — a lack of importance
- unprocedural — not procedural, not following proper procedures
- unproclaimed — to announce or declare in an official or formal manner: to proclaim war.
- unprocurable — obtainable.
- unreciprocal — given or felt by each toward the other; mutual: reciprocal respect.