po

1 of 3

abbreviation (1)

by mouth; orally

Po

2 of 3

symbol

polonium

PO

3 of 3

abbreviation (2)

1
petty officer
2
postal order
3
post office
4
purchase order

Word History

Etymology

Abbreviation (1)

Latin per os

Dictionary Entries Near po

Cite this Entry

“Po.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/po. Accessed 28 Mar. 2024.

Medical Definition

po

1 of 2 abbreviation
per os
used especially in writing prescriptions

Po

2 of 2 symbol
polonium

Geographical Definition

Po

geographical name

variants or ancient Padus
river 405 miles (652 kilometers) long in northern Italy flowing from the slopes of Mount Viso east into the Adriatic Sea through several mouths

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