11-letter words containing d, a, p, o
- safe period — an interval of the menstrual cycle when fertilization is considered to be least likely, usually a number of days prior and subsequent to the onset of menstruation.
- sand hopper — beach flea.
- sand-groper — a native of the arid region of Western Australia.
- sap orchard — sugarbush (def 2).
- sapphic ode — Horatian ode.
- sauropsidan — relating to the Sauropsida or animals belonging to the Sauriodea group in Huxley's classification
- schizopodal — pertaining to a split-foot or appendage
- scolopendra — a member of a genus of centipedes belonging to the Scolopendridae family
- scorpaenoid — resembling or related to the family Scorpaenidae.
- seed potato — a potato tuber used for planting
- self-parody — a humorous or satirical imitation of a serious piece of literature or writing: his hilarious parody of Hamlet's soliloquy.
- shadow play — a show in which shadows of puppets, flat figures, or live actors are projected onto a lighted screen.
- shadowgraph — a picture produced by throwing a shadow, as of the hands, on a lighted screen, wall, or the like.
- sharp-nosed — having a thin, pointed nose.
- shop around — compare prices
- sideropenia — a lack of iron in the body
- slop around — to spill or splash (liquid).
- snapshotted — an informal photograph, especially one taken quickly by a handheld camera.
- snow-capped — A snow-capped mountain is covered with snow at the top.
- soap powder — soap produced and packaged in powdered form.
- soda siphon — fizzy water dispenser
- spatterdock — any of various water lilies of the genus Nuphar, having globular yellow flowers and growing in lakes or sluggish streams, especially N. advena, of the eastern U.S.
- spinal cord — the cord of nerve tissue extending through the spinal canal of the spinal column.
- splashboard — a board, guard, or screen to protect from splashing, as a dashboard of a vehicle or a guard placed over a wheel to intercept water, dirt, etc.
- spodomantic — relating to spodomancy
- spoon bread — Chiefly South Midland and Southern U.S. a baked dish made with cornmeal, milk, eggs, and shortening, served as an accompaniment to meat.
- sporadicity — (of similar things or occurrences) appearing or happening at irregular intervals in time; occasional: sporadic renewals of enthusiasm.
- spotted ray — any of various species of ray with irregular markings on the back
- springboard — a flexible board, projecting over water, from which divers leap or spring.
- stand up to — (of a person) to be in an upright position on the feet.
- stop-and-go — characterized by periodically enforced stops, as caused by heavy traffic or traffic signals: stop-and-go traffic.
- strandloper — a member of an extinct tribe of Khoikhoi or Bushmen who lived on seafood gathered on the beaches of southern Africa
- superabound — to abound beyond something else.
- tabletopped — having a table top
- tape-record — to record (speech, music, etc.) on magnetic tape.
- teapot dome — a federal oil reserve in Wyoming, leased to private producer Harry F. Sinclair by Secretary of the Interior Albert B. Fall in 1922, leading to a major government scandal and the tarnishing of the reputation of President Warren G. Harding's administration (1921–23).
- tetraploidy — having a chromosome number that is four times the basic or haploid number.
- tetrapodous — of or related to a tetrapod
- thread rope — cordage 1/2 inch (1.3 cm) or less in thickness.
- tidal power — the use of the rise and fall of tides involving very large volumes of water at low heads to generate electric power
- top-up card — a card bought by a mobile phone user entitling him or her to a stipulated amount of credit for future calls
- total depth — Total depth is the downward length of a well, measured by the length of pipe which is needed to reach the bottom.
- transponder — a radio, radar, or sonar transceiver that automatically transmits a signal upon reception of a designated incoming signal.
- transported — emotionally moved; ecstatic: transported by the music.
- trapezoidal — Geometry. a quadrilateral plane figure having two parallel and two nonparallel sides. British. trapezium (def 1b).
- trepidation — tremulous fear, alarm, or agitation; perturbation.
- trepidatory — characterized by trepidation
- trypanocide — a drug or substance that kills trypanosomes
- unadoptable — (of children or animals) not able to be adopted or placed in a home
- unappointed — by, through, or as a result of an appointment (often in contrast with elected): an appointed official.