9-letter words that end in um
- fort drum — a military reservation in Watertown in N New York, approximately 10 miles (16 km) E of Lake Ontario.
- fraenulum — frenulum.
- fruit gum — a type of chewy sweet with a fruit flavour
- frustulum — a small breakfast permitted on fast days.
- gastraeum — the underside of the body, especially of a bird
- gelsemium — the dried rhizome and root of yellow jasmine, formerly used as a sedative in the form of a powder, tincture, or fluid extract.
- 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.
- ghost gum — a eucalyptus tree with white trunk and branches
- glabellum — glabella.
- 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.
- gynaeceum — (among the ancient Greeks) the part of a dwelling used by women.
- 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.
- herbarium — a collection of dried plants systematically arranged.
- hilversum — a city in central Netherlands.
- hordeolum — sty2 .
- hospitium — a hospice.
- hydronium — (inorganic chemistry) the hydrated hydrogen ion, H3O+.
- hypericum — A yellow-flowered plant of a genus that includes the St. John’s worts and rose of Sharon.
- illyricum — a Roman province in ancient Illyria.
- impluvium — a basin or tank within a compluvium.
- indecorum — indecorous behavior or character.
- infinitum — to infinity; endlessly; without limit.
- janiculum — a ridge near the Tiber in Rome, Italy.
- joliotium — (chemistry, obsolete) A rejected name for dubnium.
- karakorum — a ruined city in central Mongolian People's Republic: capital of the Mongol Empire in the 13th century.
- kauri gum — a hard resin obtained from the bark of the kauri or found, sometimes in masses of as much as 100 pounds (45 kg), in the soil where the tree has grown: used chiefly in making varnish.
- kizil kum — Kyzyl Kum.
- kyzyl kum — a desert in S Asia, SE of the Aral Sea, in Uzbekistan and Kazakhstan. About 90,000 sq. mi. (233,100 sq. km).
- laconicum — the sudatorium of an ancient Roman bath.
- lanthanum — a rare-earth, trivalent, metallic element, allied to aluminum, found in certain minerals, as monazite. Symbol: La; atomic weight: 138.91; atomic number: 57; specific gravity: 6.15 at 20°C.
- ligustrum — any of various shrubs or trees belonging to the genus Ligustrum, of the olive family, comprising the privets.
- 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.
- mausoleum — a stately and magnificent tomb.
- mazaedium — a fruiting body of fungi of the phylum Ascomycota in which there is a powdery mass of spores.
- menstruum — a solvent.
- mesangium — (anatomy) A thin layer of the glomerulus, within the basement membrane surrounding the glomerular capillaries.
- mesocecum — the mesentery of the cecum.
- metridium — any sea anemone of the genus Metridium, common in cooler waters of the Northern Hemisphere.
- millenium — Misspelling of millennium.
- mithraeum — a temple of Mithras.
- molluscum — any of various skin conditions characterized by soft, rounded tumors.