12-letter words that end in ium
- quadrominium — a building consisting of four individually owned apartments or living units.
- quinquennium — a period of five years.
- radiothorium — a disintegration product of thorium.
- repositorium — a place for the storage of valuables, as in an ancient Roman temple or a church.
- salutatorium — a porch or room in a monastery or church serving as a meeting or almsgiving place for monks or priests and the laity.
- serpentarium — a place where snakes are housed, especially for exhibition.
- spermagonium — Botany, Mycology. spermogonium.
- spermogonium — one of the cup-shaped or flask-shaped receptacles in which the spermatia of certain fungi and red algae are produced.
- stereocilium — any of the long, flexible microvilli that superficially resemble cilia and occur as a brush border or series of tufts on the surface of various epithelial tissues.
- superpremium — a prize, bonus, or award given as an inducement, as to purchase products, enter competitions initiated by business interests, etc.
- suspensorium — a part that supports or suspends, esp the mandibular suspensorium, which suspends the lower jaw from the skull
- synclinorium — a regional structure of general synclinal form that includes a series of smaller folds.
- telharmonium — a musical keyboard instrument operating by alternating currents of electricity which, on impulse from the keyboard, produce music at a distant point via telephone lines.
- transfermium — having an atomic number greater than 100, the atomic number of fermium.
- transuranium — any element having an atomic number greater than 92, the atomic number of uranium. All such elements are radioactive and can be synthesized by bombarding a heavy element with a light particle or element. See also transactinide element.
- unguentarium — a vessel for holding an unguent
- unnilpentium — dubnium.
- unnilquadium — rutherfordium.
- unnilseptium — bohrium.
- verticillium — a fungus in the Verticillium genus which normally affects plants or insects
- x consortium — A vendor consortium supporting development, evolution and maintenance of the X Window System. The X Consortium is an independent, not-for-profit company. It was formed in 1993 as the successor to the MIT X Consortium, a research group of the MIT Laboratory for Computer Science.