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Audio English.org » Dictionary » P » Plurality ... Po-faced

PO

Pronunciation (US): 

 Dictionary entry overview: What does PO mean? 

PO (noun)
  The noun PO has 4 senses:

1. 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
2. a noncommissioned officer in the navy with a rank comparable to sergeant in the army
3. a European river; flows into the Adriatic Sea
4. an independent agency of the federal government responsible for mail delivery (and sometimes telecommunications) between individuals and businesses in the United States

  Familiarity information: PO used as a noun is uncommon.


 Dictionary entry details 


PO (noun)


Sense 1Po [BACK TO TOP]

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

Classified under:

Nouns denoting substances

Synonyms:

atomic number 84; Po; polonium

Hypernyms ("Po" is a kind of...):

metal; metallic element (any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.)


Sense 2PO [BACK TO TOP]

Meaning:

A noncommissioned officer in the navy with a rank comparable to sergeant in the army

Classified under:

Nouns denoting people

Synonyms:

petty officer; P.O.; PO

Hypernyms ("PO" is a kind of...):

noncom; noncommissioned officer (a military officer appointed from enlisted personnel)

Hyponyms (each of the following is a kind of "PO"):

master-at-arms (the senior petty officer; responsible for discipline aboard ship)


Sense 3Po [BACK TO TOP]

Meaning:

A European river; flows into the Adriatic Sea

Classified under:

Nouns denoting natural objects (not man-made)

Synonyms:

Po River; Po

Instance hypernyms:

river (a large natural stream of water (larger than a creek))

Holonyms ("Po" is a part of...):

Italia; Italian Republic; Italy (a republic in southern Europe on the Italian Peninsula; was the core of the Roman Republic and the Roman Empire between the 4th century BC and the 5th century AD)


Sense 4PO [BACK TO TOP]

Meaning:

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

Classified under:

Nouns denoting groupings of people or objects

Synonyms:

United States Post Office; US Post Office; Post Office; PO

Hypernyms ("PO" is a kind of...):

independent agency (an agency of the United States government that is created by an act of Congress and is independent of the executive departments)

Meronyms (members of "PO"):

local post office; post office (a local branch of the United States Post Office)


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 PO: related words searches 

 Related FAQs: 
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