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1620s, from Latin depositum, from deponere (see deposit (v.)). Geological sense is from 1781; monetary sense is from 1737.
deposit de·pos·it (dĭ-pŏz'ĭt)
v. de·pos·it·ed, de·pos·it·ing, de·pos·its
To lay down or leave behind by a natural process.
To become deposited; settle.
An accumulation of organic or inorganic material, such as a lipid, in a body tissue, structure, or fluid.
A sediment or precipitate that has settled out of a solution.
An accumulation or layer of solid material, either consolidated or unconsolidated, left or laid down by a natural process. Deposits include sediments left by water, wind, ice, gravity, volcanic activity, or other agents. A layer of coal formed over many years through the decomposition of plant material is also a deposit.