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po noun
Meaning : A radioactive metallic element that is similar to tellurium and bismuth. Occurs in uranium ores but can be produced by bombarding bismuth with neutrons in a nuclear reactor.
Synonyms : atomic number 84, polonium
Translation in other languages :
Meaning : A noncommissioned officer in the Navy or Coast Guard with a rank comparable to sergeant in the Army.
Synonyms : p.o., petty officer
Meaning : A European river. Flows into the Adriatic Sea.
Synonyms : po river
Meaning : An independent agency of the federal government responsible for mail delivery (and sometimes telecommunications) between individuals and businesses in the United States.
Synonyms : post office, united states post office, us post office
