12-letter words containing s, i, r, p
- irish potato — potato (def 1).
- iron pyrites — pyrite; fool's gold.
- irrespective — without regard to something else, especially something specified; ignoring or discounting (usually followed by of): Irrespective of my wishes, I should go.
- irrespirable — not respirable; unfit for breathing.
- irresponsive — not responsive; not responding, or not responding readily, as in speech, action, or feeling.
- isapi filter — (web) A replaceable DLL which the server calls whenever there is an HTTP request. When the filter is first loaded, it communicates to the server what sort of notifications will be accepted. After that, whenever a selected event occurs, the filter is called to process the event. Example applications of ISAPI filters include custom authentication schemes, compression, encryption, logging, traffic analysis or other request analyses.
- isoperimeter — a figure whose perimeter is equal to that of another.
- isoperimetry — the study of isoperimeters.
- isoprenaline — a compound that is a derivative of adrenaline and that is used to treat asthma and bronchial conditions. Formula: C11H17NO3
- isopropoxide — (chemistry) The univalent anion derived from isopropanol by removal of the hydroxy hydrogen atom; and salt containing this anion.
- japonaiserie — stylistic characteristics, as in art, decor, or film, influenced by or reflective of Japanese culture and tradition.
- jeopardising — Present participle of jeopardise.
- jeu d'esprit — a witticism.
- jumpstarting — Present participle of jumpstart.
- jurisprudent — versed in jurisprudence.
- katamorphism — metamorphism at or near the earth's surface: breaks down complex minerals into simpler ones.
- khaibar pass — Khyber Pass.
- kindred-ship — a person's relatives collectively; kinfolk; kin.
- klipspringer — a small, agile African antelope, Oreotragus oreotragus, of mountainous regions from the Cape of Good Hope to Ethiopia.
- labour pains — the pains felt during the contractions of childbirth
- lady-slipper — cypripedium
- lamplighters — Plural form of lamplighter.
- laparoscopic — a flexible fiberoptic instrument, passed through a small incision in the abdominal wall and equipped with biopsy forceps, an obturator, scissors or the like, with which to examine the abdominal cavity or perform minor surgery.
- laparotomies — Plural form of laparotomy.
- lateral lisp — a speech defect consisting in pronouncing s and z like or nearly like the th- sounds of thin and this, respectively.
- laureateship — a person who has been honored for achieving distinction in a particular field or with a particular award: a Nobel laureate.
- lectureships — Plural form of lectureship.
- ledger strip — a piece attached to the face of a beam at the bottom as a support for the ends of joists.
- lepenski vir — the site of an advanced Mesolithic fishing culture on the banks of the Danube in Serbia, characterized by trapezoidal buildings and large stone sculptures of human heads and torsos.
- lepidosirens — Plural form of lepidosiren.
- leprosariums — Plural form of leprosarium.
- liberty ship — a slow cargo ship built in large numbers for the U.S. merchant marine during World War II and having a capacity of about 11,000 deadweight tons.
- life support — equipment to sustain a patient's life
- life-support — of or relating to equipment or measures that sustain or artificially substitute for essential body functions, as breathing or disposal of body wastes: Without life-support equipment, the patient might die.
- ligniperdous — (of insects) wood-destroying
- limp-wristed — Slang: Disparaging and Offensive. effeminate.
- linear space — vector space.
- linespersons — Plural form of linesperson.
- lipoproteins — Plural form of lipoprotein.
- liposarcomas — Plural form of liposarcoma.
- listenership — the people or number of people who listen to a radio station, record, type of music, etc.: The station has a listenership of 200,000.
- lithospermum — any annual or perennial herbs and small shrubs of the genus lithospermum, of the borage family, native to Europe, N America, and northern Asia, and having white, blue, or yellow flowers
- lithospheric — Of or pertaining to the lithosphere.
- litmus paper — a strip of paper impregnated with litmus, used as a chemical indicator.
- low-spirited — depressed; dejected: He is feeling rather low-spirited today.
- macrophysics — the branch of physics that deals with physical objects large enough to be observed and treated directly.
- madreporites — Plural form of madreporite.
- malapropisms — Plural form of malapropism.
- malpractices — Plural form of malpractice.
- manipulators — Plural form of manipulator.