po definition | Dictionary.com

po

[poh]

Use po in a Sentence

–noun, plural pos. Australia and New Zealand.

a chamber pot.

Origin:
1875–80; prob. < F pot (de chambre) chamber pot

Po

[poh]

–noun

a river in Italy, flowing E from the Alps in the NW to the Adriatic. 418 mi. (669 km) long.

Ancient, Padus.

Po

Symbol, Chemistry.

polonium.

po.

Baseball.

put-out; put-outs.

P.O.

1.	parole officer.

2.	petty officer.

3.	postal (money) order.

4.	post office.

p.o.

(in prescriptions) by mouth.

Origin:
< L per ōs

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Link To po

petty officer
n. Abbr. PO
A noncommissioned naval officer intermediate in rank between enlisted personnel and commissioned officers.

Po¹ (pō)

A river of northern Italy flowing about 652 km (405 mi) generally eastward to the Adriatic Sea. The Po Valley is a major industrial and agricultural area.

Po²
The symbol for the element polonium.

PO
abbr.

personnel officer
petty officer
postal order
post office
putout

po·lo·ni·um (pə-lō'nē-əm)

n. Symbol Po
A naturally radioactive metallic element, occurring in minute quantities as a product of radium disintegration and produced by bombarding bismuth or lead with neutrons. It has 27 isotopes ranging in mass number from 192 to 218, of which Po 210, with a half-life of 138.39 days, is the most readily available. Atomic number 84; melting point 254°C; boiling point 962°C; specific gravity 9.32; valence 2, 4. See Table at element.

[From Medieval Latin Polōnia, Poland (the native country of Pierre and Marie Curie, the element's discoverers).]

post office
n. Abbr. PO

The public department responsible for the transportation and delivery of the mails. Also called postal service.
A local office where mail is received, sorted, and delivered, and where stamps and other postal materials are sold.
A game in which kisses are exchanged for pretended letters.

put·out (pŏŏt'out')

n. Baseball Abbr. PO
A play made by one or more fielders that causes a batter or a baserunner to be ruled out.

The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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large river in northern Italy, from L. Padus, a name of Celtic origin.

Online Etymology Dictionary, © 2001 Douglas Harper
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Language Translation for : po

Spanish: por; al, a la,

German: pro,

Japanese: ～につき

More Translations »

See principal-only.

Main Entry: po
Function: abbreviation
per os —used especially in writing prescriptions

Main Entry: Po
Function: symbol
polonium

Po
The symbol for the element polonium.

Po
The symbol for polonium.

polonium (pə-lō'nē-əm) Pronunciation Key
Symbol Po
A very rare, naturally radioactive, silvery-gray or black metalloid element. It is produced in extremely small amounts by the radioactive decay of radium or the bombardment of bismuth or lead with neutrons. Atomic number 84; melting point 254°C; boiling point 962°C; specific gravity 9.32; valence 2, 4. See Periodic Table.

po
putout

Po
polonium

personnel officer
petty officer
physician organization
piss off
postal order
post office
purchase order

people of northwestern Yunnan province, southwest China. Minjia is the Chinese (Pinyin) name for them; they call themselves Bai or Bo in their own language, which has been classified within the Yi group of Tibeto-Burman languages. Until recently the language was not written. It contains many words borrowed from Chinese but is itself a non-Chinese, tonal, polysyllabic language with a markedly different grammatical structure

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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