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la1

[lah] /lɑ/
noun, Music.
1.
the syllable used for the sixth tone of a diatonic scale.
2.
(in the fixed system of solmization) the tone A.
Compare sol-fa (def 1).
Origin
1350-1400
1350-1400; Middle English; see gamut
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for la's

la1

/lɑː/
noun
1.
(music) a variant spelling of lah

la2

/lɔː/
interjection
1.
an exclamation of surprise or emphasis
Word Origin
Old English lo

la3

abbreviation
1.
Lao People's Democratic Republic

La

Chemical symbol
1.
lanthanum

LA

abbreviation
1.
Legislative Assembly
2.
Library Association
3.
local agent
4.
Los Angeles
5.
Louisiana
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for la's

la

musical note (sixth note of the diatonic scale), early 14c., see gamut. It represents the initial syllable of Latin labii "of the lips."

Online Etymology Dictionary, © 2010 Douglas Harper
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la's in Medicine

La
The symbol for the element lanthanum.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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la's in Science
La  
The symbol for lanthanum.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Related Abbreviations for la's

la

Latin

La

lanthanum

LA

  1. Latin America
  2. Legislative Assembly
  3. linoleic acid
  4. Local Agent
  5. Los Angeles
  6. Los Angeles Dodgers
  7. Louisiana
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Encyclopedia Article for la's

La

(La), chemical element, rare-earth metal of transition Group IIIb of the periodic table, prototype of the lanthanoid series of elements. Lanthanum is a ductile and malleable, silvery-white metal, soft enough to be cut with a knife. The element was discovered as the oxide (lanthana) in 1839 by Carl Gustaf Mosander, who distinguished it from cerium oxide (ceria). Its name is derived from the Greek lanthanein, meaning "to be concealed," indicating that it is difficult to isolate

Learn more about La with a free trial on Britannica.com
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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2
3
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