| lacustrine |
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adjective
- of or relating to lakes
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| lahar |
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noun - A volcanic mudflow
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| lamina |
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noun (pl1=laminaspl2=laminae)
- (anatomy) A thin plate or scale, such as the arch of a vertebra.
- (botany) The flat part of a leaf or leaflet; the blade.
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| landform |
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noun
- Any geological feature such as a mountain or valley
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| landmass |
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noun (landmasses)
- A large continuous area of land, either surrounded by sea or contiguous with another landmass.
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| landslide |
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noun
- A natural disaster that involves the breakup and downhill flow of rock, mud, water and anything caught in the path.
- A vote won by a wide or overwhelming majority.
- The candidate won by a .
adjective
- Of an election or vote, won by a large majority.
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| laterite |
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noun
- A red hard or gravel-like soil or subsoil formed in the tropics that has been leached of soluble minerals leaving insoluble iron and aluminium oxides and hydroxides; used to make bricks and roads.
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| Laurasia |
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noun
- supercontinent including most of the landmasses which make up today's continents of the northern hemisphere
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| Laurentian |
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noun
- An extinct Iroquoian language of Canada.
- (context, geology) The Laurentian period.
adjective
- Pertaining to, or near, the w:Saint Lawrence River, Saint Lawrence River.
- In the hills.
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| lava |
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noun
- The melted rock ejected by a volcano from its crater or fissured sides.<!--encyclopedic info: It flows out in streams sometimes miles or kilometres in length. It also issues from fissures in the earth's surface, and forms beds covering many square miles, as in the Northwestern United States.
- Note: Lavas are classed, according to their 1) structure, as scoriaceous or cellular, glassy, stony, etc., 2) according to the material of which they consist, as doleritic, trachytic, etc., and 3) according to their form in flows as either aa or pahoehoe.-->
- magma
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| lens |
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noun (plural lenses)
- An object, usually made of glass, that focuses or defocuses the light that passes through it.
- A device which focuses or defocuses electron beams.
- (geometry) A shape comprising two circular arcs, joined at their endpoints.
- (biology) A genus of the legume family.
- (anatomy) The transparent crystalline structure in the eye.
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| levee |
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noun
- An embankment to prevent inundation; as, the levees along the Mississippi.
- The steep bank of a river, or border of an irrigated field.
- A pier or other landing place on a river.
- A formal reception, especially one given by royalty (originally, upon rising from bed).
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| lithophile |
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noun - (chemistry), (geology) in the Goldschmidt classification, an element that forms silicates or oxides and is concentrated in the minerals of the Earth's crust
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| lithosphere |
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noun - (geology) The rigid, mechanically strong, outer layer of the Earth; divided into twelve major plates
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| loess |
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noun - (geology) any sediment, dominated by silt, of eolian (wind-blown) origin
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