Share this entry

Share this page

columbium

Syllabification: co·lum·bi·um
Pronunciation: /kəˈləmbēəm
 
/

Definition of columbium in English:

noun

Old-fashioned term for niobium.
Example sentences
  • Most alloying elements, such as chromium, columbium, copper, iron, manganese, molybdenum, tantalum, and vanadium stabilize the phase to the extent that a mixed - phase or an entirely phase alloy can persist down to room temperature.
  • The gas tungsten arc welding process is used for the pure columbium and for the lower strength commercial alloys.
  • To eliminate the intergranular corrosion, it is necessary either to reduce carbon to very low levels, or to add titanium and columbium to tie up the carbon and nitrogen.

Origin

early 19th century: modern Latin, from Columbia, a poetic name for America from the name of Christopher Columbus (see Columbus, Christopher).

Definition of columbium in:

Share this entry

Share this page

 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day jaunt
Pronunciation: jônt
noun
a short excursion or journey for pleasure