SUPERPHOSPHATE
Etymology
Noun
superphosphate (countable and uncountable, plural superphosphates)
A fertilizer produced by the action of concentrated sulfuric acid on powdered phosphate rock.
A phosphate containing the greatest amount of phosphoric acid that can combine with the base.
Source: Wiktionary
Su`per*phos"phate, n. (Chem.)
Definition: An acid phosphate. Superphosphate of lime (Com. Chem.), a fertilizer obtained by trating bone dust, bone black, or phosphorite with sulphuric acid, whereby the insoluble neutral calcium phosphate, Ca3(PO4)2, is changed to the primary or acid calcium phosphate Ca(H2PO4)2, which is soluble and therefore available for the soil.
Source: Webster’s Unabridged Dictionary 1913 Edition
Word of the Day
18 November 2024
AWRY
(adjective) not functioning properly; “something is amiss”; “has gone completely haywire”; “something is wrong with the engine”
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