l
Atlantic Ocean [MARC geographic area code] [Library of Congress] (LCCP)
Azimuthal Quantum Number [or Orbital Angular Momentum Quantum Number] [Symbol]
Labor Only (MIST)
Laevorotatory [Chemistry] (ODA)
Lah [Music] (ODA)
Large (WDMC)
Late (WDMC)
Left (WDMC)
Length [Symbol] [IUPAC]
Levorotary [or Levorotatory] [Chemistry]
Line (WDMC)
Liter
Local (WDMC)
Locative (Case) [Linguistics]
Low (IDOE)
Lower Limit of a Class Interval [Psychology]
Lumen (IDOE)
Lyxose [As substituent on nucleoside] [Biochemistry]
Mean Free Path [Symbol] [IUPAC]
Orbital Angular Momentum Quantum Number [Physics] (ODA)
L
Angle
Angular Momentum [Symbol] [IUPAC]
Avogadro Constant [Symbol] [IUPAC]
Azimuthal Quantum Number [or Orbital Angular Momentum Quantum Number] - Total [Symbol]
Cleared to Land (SAUS)
Coefficient of Induction [Medicine] (EDAA)
Coefficient of Physics [Physics] (DAVI)
Concerts and Recitals of Serious Music (Permits) [Public-performance tariff class] [British]
Countermeasures [JETDS nomenclature]
Days before Launch [Usually followed by a number] [NASA] (KSC)
Difference of Latitude [Navigation]
Diffusion Length [Medicine] (EDAA)
Drizzle [Meteorology]
Electrical [in British naval officers' ranks]
Electromagnet Radiance [Astronomy] (BARN)
Element
Elevated [Railway] [Also, EL]
Equipped with Search Light [Suffix to plane designation] [Navy]
extra insulation (SAUS)
Fifty [Roman numeral]
Finland [IYRU nationality code] (IYR)
Glider Aircraft [When first letter in Navy aircraft designation]
Inductance [Symbol] (AAG)
Induction (SAUS)
Inductor (SAUS)
Kinetic Potential [Symbol]
Labaz [Belgium, France] [Research code symbol]
Label (MDG)
Labetalol [Pharmacology]
Labor
Laboratory
Laboratory Attendant [Ranking title] [British Royal Navy]
Lactobacillus
Lacuna [Medicine] (EDAA)
Ladestreifen [Ammunition Clip] [German military - World War II]
Ladinian [Geology]
Lady [or Ladyship]
Lagrange [Lagrange points L1-L5] [Astronomy term]
Lagrangian Function
Lake [Maps and charts]
Lambda (WDAA)
Lambda Index (DIPS)
Lambert [Unit of luminance] [Preferred unit is lx, Lux]
Lamellar Lipid Phase [Biochemistry] (QSUL)
Lameness [Used by immigration officials] [Obsolete]
Laminated
Laminated Fiberglass Insulation Producers Association (EA)
Lamp
Lancashire Flats [British] (DCTA)
Lancers
Lancet [Medicine] (EDAA)
Land
Landing
Landplane
Land Transportation [FCC] (NTCM)
Landulfus Acconzaioco [Flourished, 13th century] [Authority cited in pre-1607 legal work] (DSA)
Lane
Langmuir [Unit of measure]
Language
Language Score (DIPS)
Lansing's New York Supreme Court Reports [A publication] (DLA)
Lansing's Select Cases in Chancery [1824, 1826] [New York] [A publication] (DLA)
Lanthanum [Chemical element; symbol is La]
Larceny [FBI standardized term]
Larch [Lumber] (WOHB)
Large [Size designation for clothing, etc.]
Larva [Biology]
Laser
Laser Research and Technology Division (SAUO)
L-Asparaginase [Also, A, L-ase, L-asnase, L-Asp] [An enzyme, an antineoplastic]
Lat [Monetary unit] [Latvia]
Latching [Electronics]
Late
Latent Heat
Lateral (IAA)
Latex (DMAA)
Latin
Latitude
Laudatur [Latin]
Launch [or Launcher]
Laurentius Hispanus [Deceased, 1248] [Authority cited in pre-1607 legal work] (DSA)
Lavender [Botany]
Law
Lawson's Notes of Decisions, Registration [A publication] (DLA)
Layer [Officer's rating] [British Royal Navy]
"Lay" Source (BJA)
Leader (ADA)
Leader Sequence (DMAA)
Lead Sheath (AAG)
Leaf [Bibliography] [Botany]
Leaflet
League
Learner
Learning [Denotes learning drivers before they receive their automobile driving licenses] [British]
Leasehold (ROG)
Leather
Leave
Leave without pay (SAUO)
Lederle Laboratories [Research code symbol]
Leeward
Left [Direction]
Left [Politics]
Left Eye [Opthalmology] (DAVI)
Left Hand [Music] (ROG)
Legal Division [Coast Guard]
Leges [Laws] [Latin] (ROG)
Legge [Law, Act, Statute] [Italian] (ILCA)
Legionella [A bacteria] (DAVI)
Legitimate
Lehrregiment (SAUO)
Leipzig [German license plate city code]
Leishmania [Microbiology] (MAE)
Lek [Monetary unit] [Albania] (BARN)
Lempira [Monetary unit] [Honduras]
Lenad Subgroup [Leucite, nephelite, halite, thenardite] [CIPW classification] [Geology]
Length [or Lengthwise]
Lens
Lente Insulin [Pharmacology] (DAVI)
Leo (WDAA)
Lepetit [Italy] [Research code symbol]
Lepidocrocite [A mineral]
Leptin (MELL)
Leptospira [A bacteria] (DAVI)
Leptotrichia [A bacteria] (DAVI)
Lesser (DAVI)
Lethal
Letter
Leu [Monetary unit] [Romania]
Leucine [One-letter symbol; see Leu] [An amino acid]
Leuconostoc [An algae] [Biochemistry] (DAVI)
Leukemia Abstracts [Medicine] (EDAA)
Leukocyte (MELL)
Lev [Monetary unit] [Bulgaria]
Level (KSC)
Lever
Levo [or Laevo] [Configuration in chemical structure]
Levorotatory [Organic chemistry] (DIPS)
Lewisite [War gas] [Army symbol]
Lexical Rule [Linguistics]
Liaison [Airplane designation]
Liber [Book] [Latin]
Liberal [Politics]
Liberty Financial Companies, Inc. [NYSE symbol] (SAG)
Liberty Financial Cos. [NYSE symbol]
Liberty Media Corp. [NYSE symbol]
Libra [Pound]
Library
Libration [Space exploration]
Licenciatus [Academic Qualification] [Latin]
License
Licensed to Practice [Medicine]
Licentiate
Lidocaine [Topical anesthetic]
Lidoflazine [A vasodilator]
Lies [Read] [German]
Lieutenant [Navy] [British]
Life [Insurance]
Lifestyle [Wire service code] (NTCM)
Lift
Ligament [or Ligamentum]
Ligand [Chemistry]
Light [Chain] [Biochemistry, immunochemistry]
Lighting [As part of a code]
Lightning [Meteorology]
Light Sense
Lignite (WDAA)
Lilac
Lilangeni [Monetary unit] [Swaziland] (BARN)
Lima [Phonetic alphabet] [International] (DSUE)
Lime
Limen or Threshold [Psychology]
Limes [Boundary] [Pharmacology] (DAVI)
Limes Death [Medicine] (EDAA)
Limestone [Petrology]
Limit
Limited (DLA)
Limited security clearance (SAUO)
Lincoln and Welland Regiment (SAUO)
Lincomycin (STED)
Line
Line Assembly (AAG)
Line Drive [Baseball term] (NDBD)
Linen [Deltiology]
Line (of Print) [Publishing] (NTCM)
Liner [Nautical]
Lines Dose [Medicine]
Lingual [Dentistry]
Link
Linnaean
Linnaeus [Botanist in plant scientific name] (HUH)
Lip
Lipoid [Biochemistry]
Liquidity [Business term]
Liquor (STED)
Lira [Monetary unit] [Italy]
List (MSA)
Listed [Stock exchange term]
Listening Post [In symbol only]
Listeria [A bacteria] (DAVI)
Lit
Litas [Monetary unit] [Lithuania]
Liter [Also, l] [Metric measure of volume]
Literate
Lithium [Chemical element] (ROG)
Lithuania (MILB)
Little
Live [Wiring code] [British]
Liver (MAE)
Liverpool [Postcode] (ODBW)
Living (DAVI)
Living Room (ROG)
Livre [Monetary unit] [Obsolete] [French]
Load (MDG)
Loam [Agronomy]
Lobe [Of a leaf] [Botany]
Loblaw Companies Ltd. [Toronto Stock Exchange symbol] [Vancouver Stock Exchange symbol]
Loblaw Cos. [TS, exchange symbol]
Local [Broadcasting program] (NTCM)
Location [Linguistics] (IEL)
Locator [Compass]
Locator Beacon
Loch
Lockheed Aircraft Corp. [ICAO aircraft manufacturer identifier] (ICAO)
Locking [Lamp base type] (NTCM)
Locus [Place] [Latin]
Lodge
Logarithm [Mathematics]
London (ODA)
Long
Longacre [James B.] [Designer's mark, when appearing on US coins]
Longitude
Longo Catalogue [A. Scarlatti] (GROV)
Long, Rolling Sea [Meteorology]
Loop [Fingerprint description]
Looper [Computer science] (MDG)
LORAN [Long-Range Navigation] (IAA)
Lorazepam [A tranquilizer]
Lord [or Lordship]
Lorentz Unit [Electronics]
Losing Pitcher [Baseball term] (NDBD)
loss (WDAA)
Lost [RADAR]
Lost [Sports statistics]
Loti [Monetary unit] [Lesotho] (BARN)
Lough [Maps and charts]
Louisiana Reports [A publication] (DLA)
Louisiana State Library, Baton Rouge, LA [Library symbol] [Library of Congress] (LCLS)
Louisville [Diocesan abbreviation] [Kentucky] (TOCD)
Love [Phonetic alphabet] [World War II] (DSUE)
Low [or Lower]
Low Altitude (PIPO)
Lower Bow [Music] (ROG)
Lowest (IDYL)
Low Season [Airline fare code]
Loyalty
Luer [Medicine] (EDAA)
Lues [or Syphilis] [Medicine] (DAVI)
Luitingh [Holland]
Lumbar [Medicine]
Lumen [Unit of luminous flux]
Luminance (DMAA)
Lunch (CDAI)
Lung [Anatomy] (DAVI)
Luteolin [Botany]
Luxembourg
Luxury [In automobile model name "Cordia L"]
Lygranum Antigen [Medicine] (EDAA)
Lying Down [Medicine] (EDAA)
Lymph [A fluid] [Biochemistry] (DAVI)
Lymphocyte [Biochemistry] (DAVI)
Lymphocyte Antibody [Medicine] (EDAA)
Lymphogranuloma [Pathology] (DAVI)
Lysosome [Biochemistry] (DAVI)
Merck & Co., Inc. [Research code symbol]
Promotional Fare [Also, K, Q, V] [Airline fare code]
Quinquaginta [Fifty] [Latin]
Radiance [Symbol] [IUPAC]
Requires Fuel and Oil [Search and rescue symbol that can be stamped in sand or snow]
Sandoz Pharmaceuticals [Research code symbol]
San Francisco [Branch in the Federal Reserve regional banking system] (BARN)
Searchlight Control [JETDS nomenclature]
Self-Inductance [Symbol] [IUPAC]
Shape Descriptor [Dining el, for example. The shape resembles the letter for which it is named]
Silo Launched [Missile launch environment symbol]
Single Acetate (AAG)
Timber [Lumber] [Vessel load line mark]
Time of Launch [NASA]
(l)
Liquid [Chemistry]
Learn more about l
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