PO › Synonyms

Synonyms for PO

Grouped by meaning, so you pick the word that fits what you mean. See the full definition of PO.

noun · a noncommissioned officer in the Navy or Coast Guard with a rank comparable to sergeant in the Army

petty officerP.O.

noun · an independent agency of the federal government responsible for mail delivery (and sometimes telecommunications) between individuals and businesses in the United States

United States Post OfficeUS Post OfficePost Office

noun · 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

poloniumatomic number 84