12-letter words containing s, p, i, r, o
- infographics — Plural form of infographic.
- inscriptions — Plural form of inscription.
- inspectorate — the office or function of an inspector.
- inspectorial — Of or pertaining to an inspector or to inspection.
- inspirations — Plural form of inspiration.
- interceptors — Plural form of interceptor.
- interpolates — Third-person singular simple present indicative form of interpolate.
- interspinous — located between spines, esp between the vertebrae
- interspousal — Often, spousals. the ceremony of marriage; nuptials.
- introspected — Simple past tense and past participle of introspect.
- introspector — to practice introspection; consider one's own internal state or feelings.
- ionophoresis — electrophoresis, esp of small ions
- ionospherist — Someone who studies the ionosphere.
- irish potato — potato (def 1).
- iron pyrites — pyrite; fool's gold.
- irresponsive — not responsive; not responding, or not responding readily, as in speech, action, or feeling.
- 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.
- katamorphism — metamorphism at or near the earth's surface: breaks down complex minerals into simpler ones.
- labour pains — the pains felt during the contractions of childbirth
- 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.
- lepidosirens — Plural form of lepidosiren.
- leprosariums — Plural form of leprosarium.
- 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
- linespersons — Plural form of linesperson.
- lipoproteins — Plural form of lipoprotein.
- liposarcomas — Plural form of liposarcoma.
- 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.
- 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.
- manipulators — Plural form of manipulator.
- marine corps — a branch of the U.S. Armed Forces trained for land, sea, and air combat, typically for land combat in conjunction with an amphibious or airborne landing, and whose commandant is responsible to the secretary of the navy.
- master point — a point awarded to a bridge player who has won or placed in an officially recognized tournament.
- mastigophora — a phylum of protozoans comprising nonphotosynthetic, chiefly free-living flagellates: some species are important pathogens of humans and other animals.
- mastigophore — Any flagellate of the phylum Mastigophora.
- media person — a person who works in the mass media
- mediatorship — the position of a mediator
- metamorphism — Geology. a change in the structure or constitution of a rock due to natural agencies, as pressure and heat, especially when the rock becomes harder and more completely crystalline.
- metamorphist — a member of a group of 16th century Christians who believed that the humanly body of Jesus Christ metamorphosed into God during the Ascension
- metropolises — any large, busy city.