-um
(Greek > Latin: a suffix that forms singular nouns)
Here are just a few of the hundreds of words that end with -um.
"There were several abortoria in the rural area of the province."
It possesses no stable isotopes and exists in nature only as a disintegration product of uranium and thorium.
Its longest lived isotope is Ac 227 with a half-life of 21.6 years. Atomic number 89; melting point 1,050°C; boiling point (estimated) 3,200°C; specific gravity (calculated) 10.07; valence 3.
2. A suddenly appearing and severe delirium lasting for only a short time.
A reference to an argument demonstrating the absurdity or ridiculousness of an opponent's proposition.
Used to indicate a specific year date.
2. A blank book in which to insert autographs, memorial verses, original drawings, or other souvenirs.
3. A book at public places in which visitors enter their names.
According to Samuel Johnson in his A Dictionary of the English Language, an album is a book in which foreigners have long been accustomed to inserting the autographs of celebrated people.
"Antebellum characterizes the period before the U.S. Civil War, while postbellum refers to the post-Civil War years."
2. Before a war, preceding a war, or characteristic of the time preceding a war.
