L

L, l

[el]
noun, plural L's or Ls, l's or ls.
1.
the 12th letter of the English alphabet, a consonant.
2.
any spoken sound represented by the letter L or l, as in let, dull, cradle.
3.
something having the shape of an L .
4.
a written or printed representation of the letter L or l.
5.
a device, as a printer's type, for reproducing the letter L or l.
Dictionary.com Unabridged

L

[el]
noun, plural L's or Ls. Informal.
an elevated railroad.

L

[el]
noun, plural L's or Ls.
ell1.

L

1
British. pound; pounds.

Origin:
< Latin lībra

L

2
1.
lambert; lamberts.
5.
7.
long: denoting a size longer than regular, especially for suits and coats made for tall men: 40L.
9.
Theater. stage left.

L

Symbol.
1.
the 12th in order or in a series, or, if I is omitted, the 11th.
2.
(sometimes lowercase) the Roman numeral for 50. Compare Roman numerals.
3.
Electricity, inductance.
4.
5.
Biochemistry, leucine.
6.
Economics. a broad measure of total U.S. liquid assets, issued periodically by the Federal Reserve Board. Compare M.

l

2.
liter; liters.

l-

Symbol, Optics, Chemistry, Biochemistry.
levorotatory; levo- (distinguished from d- ).
Compare l-.

l-

Symbol, Biochemistry.
(of a molecule) having a configuration resembling the levorotatory isomer of glyceraldehyde: printed as a small capital, roman character (disting. from d- ).
Compare l-.

L-

1.
Chemistry, levo-.
2.
U.S. Military. (in designations of light aircraft) liaison: L-15.

L.

1

Origin:
< Latin liber

L.

2

Origin:
< Latin locus

L.

3
1.
2.
6.
7.
8.
lempira; lempiras.
9.
leu; lei.
10.
lev; leva.
12.
(in Italy) lira; lire.
13.
14.
15.
16.
Theater. stage left.

l.

3.
4.
6.
8.
plural ll. line.
9.
10.
(in Italy) lira; lire.
11.
liter; liters.
12.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To L
Collins
World English Dictionary
l or L (ɛl)
 
n , pl l's, L's, Ls
1.  the 12th letter and ninth consonant of the modern English alphabet
2.  a speech sound represented by this letter, usually a lateral, as in label
3.  a.  something shaped like an L
 b.  (in combination): an L-shaped room
 
L or L
 
n

l
 
symbol for
1.  litre
2.  physics lepton number

L
 
symbol for
1.  ell (unit)
2.  lambert(s)
3.  large
4.  Latin
5.  (on British motor vehicles) learner driver
6.  physics length
7.  live
8.  currency
 a.  Usually written: £ pound
 b.  lempira
 c.  lek
 d.  leu
 e.  lire
9.  aeronautics lift
10.  electronics inductor (in circuit diagrams)
11.  physics latent heat
12.  physics self-inductance
13.  chem the Avogadro constant
14.  Roman numeral See Roman numerals 50
 
abbreviation for
15.  Luxembourg (international car registration)
 
[(for sense 8a) Latin libra pound]

L. or l.
 
abbreviation for
1.  lake
2.  left
3.  length
 
l. or l.
 
abbreviation for

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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American Heritage
Medical Dictionary

L- pref.
Relating to the configuration of l-glyceraldehyde, a compound chosen as the basis for stereochemical nomenclature because it is the simplest carbohydrate that can form optical isomers: l-lactic acid.

L abbr.

  1. inductance

  2. left

  3. limes (used with a lower case letter or a plus sign, or used with a subscript letter or plus sign as a symbol for various doses of toxin)

  4. or l liter

l- pref. l-
To the left; levo: l-lactic acid.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
American Heritage
Science Dictionary
l  
Abbreviation of length, liter
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
American Heritage
Abbreviations & Acronyms
l
  1. length

  2. liter

L
  1. 50

  2. lambert

  3. [coarse/ suggestive] language (television rating)

  4. large

  5. Latino (as in personal ads)

  6. left

  7. lesbian (as in personal ads)

  8. Luxembourg (international vehicle ID)

l.
  1. lake

  2. land

  3. late

  4. line

  5. lira

L.
  1. Lake

  2. Latin

  3. Licentiate

  4. Linnaean

  5. Lodge

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

l

unit of volume in the metric system, equal to one cubic decimetre (0.001 cubic metre). From 1901 to 1964 the litre was defined as the volume of one kilogram of pure water at 4C (39.2F) and standard atmospheric pressure; in 1964 the original, present value was reinstated. One litre is equivalent to approximately 1.0567 U.S. quart.

Learn more about l with a free trial on Britannica.com.

Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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