9-letter words containing ium
- drepanium — a type of flower cluster shaped like a sickle
- ectropium — Ectropion.
- effluvium — a slight or invisible exhalation or vapor, especially one that is disagreeable or noxious.
- elaterium — a greenish sediment prepared from the juice of the squirting cucumber, used as a purgative
- emporiums — Plural form of emporium.
- encomiums — Plural form of encomium.
- epicedium — Dirge, lament, elegy.
- epilobium — a plant from the genus Epilobium, such as willow-herb
- epimysium — A sheath of fibrous elastic tissue surrounding a muscle.
- eulogiums — Plural form of eulogium.
- euphonium — A valved brass musical instrument resembling a small tuba of tenor pitch, played mainly in military and brass bands.
- fastigium — the highest point of a fever or disease; the period of greatest development of an infection.
- flerovium — a superheavy, synthetic, radioactive element with a very short half-life. Symbol: Fl; atomic number: 114.
- gelsemium — the dried rhizome and root of yellow jasmine, formerly used as a sedative in the form of a powder, tincture, or fluid extract.
- geraniums — Plural form of geranium.
- germanium — a scarce, metallic, grayish-white element, normally tetravalent, used chiefly in transistors. Symbol: Ge; atomic weight: 72.59; atomic number: 32; specific gravity: 5.36 at 20°C.
- gonangium — a reproductive polyp of a colonial hydroid, giving rise asexually to medusa buds.
- gymnasium — a building or room designed and equipped for indoor sports, exercise, or physical education.
- gynoecium — the pistil or pistils of a flower; the female parts.
- harmonium — an organlike keyboard instrument with small metal reeds and a pair of bellows operated by the player's feet.
- helium ii — liquid helium existing as a superfluid below the lambda point of 2.186 K, having very low viscosity and very high thermal conductivity.
- herbarium — a collection of dried plants systematically arranged.
- hospitium — a hospice.
- hydronium — (inorganic chemistry) the hydrated hydrogen ion, H3O+.
- impluvium — a basin or tank within a compluvium.
- joliotium — (chemistry, obsolete) A rejected name for dubnium.
- lixiviums — Plural form of lixivium.
- londinium — the Latin name for London when it was a Roman city
- magnalium — an alloy of magnesium and aluminum, sometimes also containing copper, nickel, tin, and lead.
- magnesium — a light, ductile, silver-white, metallic element that burns with a dazzling white light, used in lightweight alloys, flares, fireworks, in the manufacture of flashbulbs, optical mirrors, and precision instruments, and as a zinc substitute in batteries. Symbol: Mg; atomic weight: 24.312; atomic number: 12; specific gravity: 1.74 at 20°C.
- manubrium — Anatomy, Zoology. a segment, bone, cell, etc., resembling a handle.
- marrubium — Any of the genus Marrubium of bitter aromatic plants; hoarhound.
- marsupium — the pouch or fold of skin on the abdomen of a female marsupial.
- martyrium — a place where the relics of a martyr are kept.
- mastigium — an extensible, lashlike, anal organ in certain caterpillars.
- mazaedium — a fruiting body of fungi of the phylum Ascomycota in which there is a powdery mass of spores.
- mesangium — (anatomy) A thin layer of the glomerulus, within the basement membrane surrounding the glomerular capillaries.
- metridium — any sea anemone of the genus Metridium, common in cooler waters of the Northern Hemisphere.
- millenium — Misspelling of millennium.
- moscovium — a highly radioactive element, of which only a few atoms have ever been produced. Symbol: Mc; atomic no: 115; atomic wt: 289
- mysterium — (chemistry, alchemy, now historical) Any of various unknown elements thought to make up existing forms of matter, or a substance seen as an elemental or pure form of something else.
- neodymium — a rare-earth, metallic, trivalent element occurring with cerium and other rare-earth metals, and having rose-colored to violet-colored salts. Symbol: Nd; atomic weight: 144.24; atomic number: 60; specific gravity: 6.9 at 20°C.
- neptunium — a transuranic element produced in nuclear reactors by the neutron bombardment of U-238: decays rapidly to plutonium and then to U-235. Symbol: Np; atomic number: 93.
- nitronium — (inorganic chemistry) The univalent cation NO2+ derived from nitrogen dioxide.
- novaesium — an industrial city in W Germany, in North Rhine-Westphalia west of Düsseldorf: founded as a Roman fortress in the 1st century ad. Pop: 152 050 (2003 est)
- opium den — 19th-century place of drug taking
- opium war — a war between Great Britain and China that began in 1839 as a conflict over the opium trade and ended in 1842 with the Chinese cession of Hong Kong to the British, the opening of five Chinese ports to foreign merchants, and the grant of other commercial and diplomatic privileges in the Treaty of Nanking.
- ossuarium — ossuary.
- otoconium — (anatomy) An otolith or statolith.
- palladium — a rare metallic element of the platinum group, silver-white, ductile and malleable, harder and fusing more readily than platinum: used chiefly as a catalyst and in dental and other alloys. Symbol: Pd; atomic weight: 106.4; atomic number: 46; specific gravity: 12 at 20°C.