9-letter words that end in nium
- aluminium — Aluminium is a lightweight metal used, for example, for making cooking equipment and aircraft parts.
- asplenium — any fern of the very large genus Asplenium, of worldwide distribution. Some, esp the bird's nest fern (A. nidus), are grown as greenhouse or house plants for their decorative evergreen fronds: family Polypodiaceae
- bucranium — (in classical architecture) an ornament, especially on a frieze, having the form of the skull of an ox.
- carbenium — (organic chemistry, informal) Any carbocation.
- carbonium — a transient, positively charged organic ion, as H3C+, R3+, that has one less electron than the corresponding free radical
- decennium — decade (sense 2)
- diazonium — of, consisting of, or containing the group, Ar-N:N-, where Ar is an aryl group
- drepanium — a type of flower cluster shaped like a sickle
- euphonium — A valved brass musical instrument resembling a small tuba of tenor pitch, played mainly in military and brass bands.
- 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.
- harmonium — an organlike keyboard instrument with small metal reeds and a pair of bellows operated by the player's feet.
- hydronium — (inorganic chemistry) the hydrated hydrogen ion, H3O+.
- londinium — the Latin name for London when it was a Roman city
- millenium — Misspelling of millennium.
- 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.
- otoconium — (anatomy) An otolith or statolith.
- plutonium — a transuranic element with a fissile isotope of mass number 239 (plutonium 239) that can be produced from non-fissile uranium 238, as in a breeder reactor. Symbol: Pu; atomic number: 94.
- pollinium — an agglutinated mass or body of pollen grains, characteristic of plants of the orchid and milkweed families.
- purdonium — a type of coal scuttle having a slanted cover that is raised to open it, and an inner removable metal container for the coal
- ruthenium — a steel-gray, rare metallic element, belonging to the platinum group of metals. Symbol: Ru; atomic weight: 101.07; atomic number: 44; specific gravity: 12.2 at 20°C.
- sulfonium — the positively charged group H 3 S + , its salts, or their substitute products.
- triennium — a period of three years.
- unununium — roentgenium.
- uredinium — Mycology. the fruiting body of the rust fungi that bears urediospores.
- vaccinium — a member of a shrub genus including blueberries and cranberries
- virginium — (formerly) francium. Symbol: Vi.
- zirconium — a metallic element found combined in zircon, baddeleyite, etc., resembling titanium chemically: used in steel metallurgy, as a scavenger, as a refractory, and as an opacifier in vitreous enamels. Symbol: Zr; atomic weight: 91.22; atomic number: 40; specific gravity: 6.49 at 20°C.
On this page, we collect all 9-letter words ending in NIUM. It’s easy to find right word with a certain length. It is the easiest way to find 9-letter word that ends in NIUM to use in Scrabble or Crossword puzzles.