n.
1.a radioactive metallic element that is similar to tellurium and bismuth
2.a noncommissioned officer in the navy with a rank comparable to sergeant in the army
3.a European river
4.an independent agency of the federal government responsible for mail delivery (and sometimes telecommunications) between individuals and businesses in the United States
Idiom of the Day
rise to the occasion
to meet the challenge of something
Our teacher rose to the occasion and gave a very good speech at the banquet.