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pas

 - 15 dictionary results

pas

  [pah]
Use pas in a Sentence
–noun, plural pas.
1. a step or series of steps in ballet.
2. right of precedence.
Origin:
1695–1705; < F < L passus. See pace 1

pa

  [pah, paw]
–noun Informal.
father.
Origin:
short for papa
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To pas
pa   (pä)   
n.   Informal
Father; papa.

[Short for papa.]
par·a-a·mi·no·sal·i·cyl·ic acid   (pār'ə-ə-mē'nō-sāl'ĭ-sĭl'ĭk, ām'ə-nō-)   
n.   Abbr. PAS
A bacteriostatic agent, C7H7NO3, prescribed for the treatment of tuberculosis. Also called aminosalicylic acid.
pas   (pä)   
n.   pl. pas (pä)

  1. A step or dance.

  2. The right to go before; precedence.


[French, from Old French, from Latin passus, step; see pace1.]
PAS  
abbr.  para-aminosalicylic acid
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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Word Origin & History

pa 
1811, colloquial shortening of papa (q.v.).

pas 
"a step in dancing," 1775, see pass (n.).
Online Etymology Dictionary, © 2001 Douglas Harper
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Medical Dictionary

Main Entry: PA
Function: abbreviation
pernicious anemia

Main Entry: PAS
Pronunciation: 'pE-'A-'es
Function: adjective
: PERIODICACID-SCHIFF PAS method —J. H. Scott et al>

Main Entry: PAS
Function: abbreviation
para-aminosalicylic acid
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

PA or P.A.
abbr.
physician's assistant

PAS or PASA
abbr.

  1. para-aminosalicylic acid

  2. periodic acid-Schiff

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Science Dictionary
protactinium   (prō'tāk-tĭn'ē-əm)  Pronunciation Key 
Symbol Pa
A rare, extremely toxic, radioactive metallic element of the actinide series that occurs in uranium ores. It has 13 known isotopes, the most stable of which is protactinium 231 with a half-life of 32,760 years. Atomic number 91; approximate melting point 1,550°C; specific gravity 15.37; valence 4, 5. See Periodic Table.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Abbreviations & Acronyms
PAS

  1. para-aminosalicylic acid

  2. periodic acid-Schiff stain

  3. pseudo aircraft simulation

  4. pulmonary artery systolic pressure

The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
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