12-letter words containing o, n, e, m, a
- rodomontader — a person who boasts or brags
- roman a clef — a novel that represents historical events and characters under the guise of fiction.
- roman candle — a firework consisting of a tube that sends out a shower of sparks and a succession of balls of fire.
- roman empire — the lands and peoples subject to the authority of ancient Rome.
- roman strike — a striking mechanism of c1700, giving the equivalent in tones of Roman numerals, a bell of one pitch striking once for each number I, a bell of another pitch striking once for V, twice for X.
- roman-fleuve — saga (def 3).
- romanticized — interpreted according to romantic precepts
- romney marsh — one of an English breed of hardy sheep, having coarse, long wool.
- rose campion — a plant, Lychnis coronaria, of the pink family, having reddish purple flowers, and leaves covered with whitish down.
- rose diamond — a diamond, one side of which is flat, and the other cut into twenty-four triangular facets in two ranges which form a convex face pointed at the top
- saint jerome — Saint (Eusebius Hieronymus) a.d. c340–420, Christian ascetic and Biblical scholar: chief preparer of the Vulgate version of the Bible.
- salmon steak — a thick slice of salmon
- sample point — a possible result of an experiment, represented as a point.
- sarcoadenoma — adenosarcoma.
- scitamineous — of or relating to the Scitimanae order of plants, which includes the ginger and banana plants
- section mark — section (def 16).
- sectionalism — excessive regard for sectional or local interests; regional or local spirit, prejudice, etc.
- segmentation — division into segments.
- seismonastic — of or relating to seismonasty
- self-command — self-control.
- semi-dormant — lying asleep or as if asleep; inactive, as in sleep; torpid: The lecturer's sudden shout woke the dormant audience.
- semi-nomadic — of, relating to, or characteristic of nomads.
- semi-organic — noting or pertaining to a class of chemical compounds that formerly comprised only those existing in or derived from plants or animals, but that now includes all other compounds of carbon.
- semiautonomy — the quality or state of being semiautonomous.
- semicolonial — partly colonial
- semidominant — producing an intermediate, heterozygous phenotype
- semifloating — noting or pertaining to a driving axle of an automobile or the like, the inner end of which is carried by the differential gear and the outer end of which is keyed to a wheel supported by the axle housing.
- semimonastic — somewhat monastic; monastic in certain respects
- senarmontite — a mineral, antimony trioxide, Sb 2 O 3 , occurring in pearl-colored isometric octahedrons: a dimorph of valentinite.
- sensationism — a theory of psychology maintaining that experience consists solely of sensations.
- serotaxonomy — the study of the taxonomy of proteins using serological methods
- servicewoman — a woman who is a member of the armed forces of a country.
- shame on you — expressing disapproval
- shoshone dam — a dam on the Shoshone River. 328 feet (100 meters) high.
- simultaneous — existing, occurring, or operating at the same time; concurrent: simultaneous movements; simultaneous translation.
- single modal — modal (def 3).
- skeleton map — a map showing only basic details of a land, place, etc
- sloped roman — a roman (vertical) typeface, usually sans serif, i.e. without the small, decorative, terminal strokes with which some typefaces are designed. The typeface is made to slope (usually to the right), but not generally to the same degree as a true italic typeface
- slot machine — a gambling machine operated by inserting coins into a slot and pulling a handle that activates a set of spinning symbols on wheels, the final alignment of which determines the payoff that is released into a receptacle at the bottom.
- small wonder — (I am) hardly surprised (that)
- smoke signal — If someone such as a politician or businessman sends out smoke signals, they give an indication of their views and intentions. This indication is often not clear and needs to be worked out.
- smoking area — a designated area in which smoking is permitted
- smooth snake — any of several slender nonvenomous colubrid snakes of the European genus Coronella, esp C. austriaca, having very smooth scales and a reddish-brown coloration
- somatotensic — (of certain plants that are eaten as food) restoring equilibrium
- somnambulate — to walk during sleep; sleepwalk.
- somnifacient — causing or inducing sleep.
- sound camera — a motion-picture camera that is capable of photographing silently at the normal speed of 24 fps and operating in synchronization with separate audio recording equipment.
- soybean milk — a milk substitute made of soy flour and water, used especially in the making of tofu.
- spermagonium — Botany, Mycology. spermogonium.
- spermatozoon — one of the minute, usually actively motile gametes in semen, which serve to fertilize the ovum; a mature male reproductive cell.