17-letter words containing e, p, i, l
- reza shah pahlavi — Muhammad Riza (or Reza) [ri-zah] /rɪˈzɑ/ (Show IPA), 1919–80, shah of Iran 1941–79; in exile after 1979 (son of Riza Shah Pahlavi).
- ribonucleoprotein — a substance composed of RNA in close association with protein; a nucleoprotein containing RNA. Abbreviation: RNP.
- rocket propulsion — propulsion of an object by thrust developed by a rocket.
- role-playing game — a game in which participants adopt the roles of imaginary characters in an adventure under the direction of a Game Master.
- roseate spoonbill — a tropical New World spoonbill, Ajaia ajaja, having rose-colored plumage and a bare head.
- rubber plantation — an estate in a tropical country where rubber trees are grown on a large scale
- sable island pony — a variety of wild pony found on Sable Island, Nova Scotia
- scarlet pimpernel — a plant belonging to the genus Anagallis, of the primrose family, especially A. arvensis (scarlet pimpernel) having scarlet or white flowers that close at the approach of bad weather.
- schmidt telescope — a wide-angle reflecting telescope used primarily for astronomical photography, in which spherical aberration and coma are reduced to a minimum by means of a spherical mirror with a corrector plate near its focus.
- scrophulariaceous — belonging to the Scrophulariaceae, the figwort family of plants.
- self-appreciation — gratitude; thankful recognition: They showed their appreciation by giving him a gold watch.
- self-depreciating — self-deprecating.
- self-emancipation — the act of emancipating.
- self-impregnating — to make pregnant; get with child or young.
- self-incompatible — not capable of self-pollination.
- self-interpreting — to give or provide the meaning of; explain; explicate; elucidate: to interpret the hidden meaning of a parable.
- self-perpetuating — continuing oneself in office, rank, etc., beyond the normal limit.
- self-presentation — an act of presenting.
- self-preservation — preservation of oneself from harm or destruction.
- self-priming pump — A self-priming pump is a pump that will clear its passages of air and start pumping.
- self-purification — a natural process of purifying, as the ability of a body of water to rid itself of pollutants.
- self-reproduction — the act or process of reproducing.
- semi-biographical — of or relating to a person's life: He's gathering biographical data for his book on Milton.
- semi-experimental — pertaining to, derived from, or founded on experiment: an experimental science.
- semi-monopolistic — a person who has a monopoly.
- semi-permeability — permeable only to certain small molecules: a semipermeable membrane.
- semi-professional — actively engaged in some field or sport for pay but on a part-time basis: semiprofessional baseball players.
- seminal principle — a potential, latent within an imperfect object, for attaining full development.
- sensory paralysis — impairment or loss of sensation in a part or area of the body
- separating funnel — a large funnel having a tap in its output tube, used to separate immiscible liquids
- septicemic plague — an especially dangerous form of plague in which the infecting organisms invade the bloodstream. Compare plague (def 2).
- settlement option — any of the options, other than immediate payment in a lump sum, by which the policyholder or beneficiary may choose to have the benefits of a policy paid.
- sexual dimorphism — the condition in which the males and females in a species are morphologically different, as with many birds.
- shipping articles — articles of agreement.
- shuttle diplomacy — diplomatic negotiations carried out by a mediator who travels back and forth between the negotiating parties.
- sidewall sampling — Sidewall sampling is the process of taking a sample from the wall of the borehole.
- silk-screen print — a type of print made with a stencil and a fine mesh screen. Ink is applied to and forced through the small holes in the screen leaving the covered area free from ink
- simple microscope — a microscope having a single lens.
- simplicity itself — If you say that something is simplicity itself, you are emphasizing that it is very simple or easy.
- single supplement — A single supplement is an additional sum of money that a hotel charges for one person to stay in a room meant for two people.
- single-name paper — commercial paper bearing only the signature of the maker.
- slap on the wrist — a sharp blow or smack, especially with the open hand or with something flat.
- sleep deprivation — a condition in which you have not had enough sleep
- sleeper terrorist — a terrorist who is not currently active but assumes a guise in order to be in position, unsuspected, for future terrorist activities
- sleeping position — the position that you sleep in
- sleeping problems — difficulties in getting to sleep or in staying asleep
- sleeping quarters — the rooms where people sleep in a large building or complex or on a boat etc
- sleeping sickness — Also called African sleeping sickness, African trypanosomiasis. a generally fatal disease, common in parts of Africa, characterized by fever, wasting, and progressive lethargy: caused by a parasitic protozoan, Trypanosoma gambiense or T. rhodesiense, that is carried by a tsetse fly, Glossina palpalis.
- sliding vane pump — A sliding vane pump is a pump in which the vanes (=flat parts) are the main sealing element between the suction and discharge areas.
- slip-joint pliers — pliers having a sliding joint, permitting the span of the jaws to be adjusted.