7-letter words containing r, o, s
- ioniser — Alternative spelling of ionizer.
- iridous — containing trivalent iridium.
- irksome — annoying; irritating; exasperating; tiresome: irksome restrictions.
- ironies — the use of words to convey a meaning that is the opposite of its literal meaning: the irony of her reply, “How nice!” when I said I had to work all weekend.
- ironise — Alternative spelling of ironize.
- ironist — a person who uses irony habitually, especially a writer.
- isadora — a female given name: derived from Isidor.
- isadore — a male given name: from the Greek word meaning “gift of Isis.”.
- isidora — a female given name.
- isidore — a male given name.
- isobare — Meteorology. a line drawn on a weather map or chart that connects points at which the barometric pressure is the same.
- isobars — Meteorology. a line drawn on a weather map or chart that connects points at which the barometric pressure is the same.
- isochor — Physics.. Also, isochor. Also called isometric, isometric line. for a given substance, a curve graphing temperature against pressure, when the volume of the substance is held constant.
- isocrat — a government in which all individuals have equal political power.
- isoform — any of several forms of the same protein, derived either from the same gene or from different genes, each of which is similar in function to the others
- isogram — a line representing equality with respect to a given variable, used to relate points on maps, charts, etc.
- isogriv — a line on a map or chart connecting points of uniform grid variation.
- isomers — Chemistry. a compound displaying isomerism with one or more other compounds.
- isopyre — an impure variety of opal, containing alumina, lime, and iron sesquioxide.
- isotron — a device for separating small quantities of isotopes by ionizing them and separating the ions by a mass spectrometer
- ivories — the hard white substance, a variety of dentin, composing the main part of the tusks of the elephant, walrus, etc.
- ivorist — a worker in ivory
- jargons — a colorless to smoky gem variety of zircon.
- jerboas — Plural form of jerboa.
- jobbers — Plural form of jobber.
- joggers — Plural form of jogger.
- joiners — Plural form of joiner.
- jordans — Plural form of jordan.
- jotters — Plural form of jotter.
- journos — Plural form of journo.
- jouster — A person who jousts.
- jowlers — Plural form of jowler.
- juniors — Plural form of junior.
- karoshi — (in Japan) death caused by overwork
- kherson — a port in S Ukraine, on the Dnieper River, on the Black Sea.
- kinross — a historic county in E Scotland.
- koshers — Third-person singular simple present indicative form of kosher.
- kosovar — also Kosovan
- kushiro — a city in SE Hokkaido, Japan.
- labours — Plural form of labour.
- labrose — thick-lipped
- lectors — Plural form of lector.
- leprose — leprous.
- leprosy — a chronic, mildly infectious disease caused by Mycobacterium leprae, affecting the peripheral nervous system, skin, and nasal mucosa and variously characterized by ulcerations, tubercular nodules, and loss of sensation that sometimes leads to traumatic amputation of the anesthetized part.
- leprous — Pathology. affected with leprosy.
- lessors — Plural form of lessor.
- liberos — Plural form of libero.
- lictors — Plural form of lictor.
- lienors — Plural form of lienor.
- liquors — Plural form of liquor.