Definition of A horizon

1. Noun. The top layer of a soil profile; usually contains humus.

Exact synonyms: A-horizon
Generic synonyms: Soil Horizon
Terms within: Humus

Lexicographical Neighbors of A Horizon

AZUR
A & E
A & R
A 1
A and M
A bands
A batteries
A battery
A chain
A cup
A cups
A disks
A fibres
A game
A games
A horizon
A layer
A levels
A list
A major
A minor
A minus
A minuses
A negative
A plot
A plots
A plus
A pluses
A positive

Literary usage of A horizon

Below you will find example usage of this term as found in modern and/or classical literature:

1. Has the North Pole Been Discovered?: An Analytical and Synthetical Review of by Thomas F. Hall (1917)
"DID Nor HAVE a horizon Prof. Stockwell's expose would probably be conclusive if his premises were sound. The premises must be true or else logic is made to ..."

2. Biodiversity and the Management of the Madrean Archipelago: The Sky Islands edited by Leonard F. DeBano (1999)
"The soil of the armored pediment remnant has a sandy clay loam a horizon. Textures of underlying argillic horizons are clay loam in the Bt1 horizon, ..."

3. A Soldier of France to His Mother: Letters from the Trenches on the Western by Eugène Emmanuel Lemercier (1917)
"... then came a small wagon — all delicately balanced as regards discreet and well-sustained values, and the whole backed with a horizon of noble woods. ..."

4. Science by American Association for the Advancement of Science (1910)
"... definitely point to a horizon low in the series, approximately equivalent to the Calvert formation of Maryland. The recognition of the stratigraphic ..."

5. Report of the Annual Meeting (1892)
"... but, a little higher, there is a horizon characterised by numerous specimens ... and a horizon with this species and with a particular fauna is shown in ..."

6. Kant's Introduction to Logic and His Essay on the Mistaken Subtilty of the by Immanuel Kant (1885)
"Lastly, we can also conceive a horizon of sound sense, and a horizon of science, [208] which latter requires principles in order to determine according to ..."

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