Depth word meaning and definition

[noun] degree of psychological or intellectual depth
[noun] extent downward or backward or inward; "the depth of the water"; "depth of a shelf"; "depth of a closet"
[noun] the intellectual ability to penetrate deeply into ideas
[noun] (usually plural) the deepest and most remote part; "from the depths of darkest Africa"; "signals received from the depths of space"
[noun] (usually plural) a low moral state; "he had sunk to the depths of addiction"

\Depth\ (s[e^]pth), n. [From {Deep}; akin to D. diepte, Icel. d[=y]pt, d[=y]p[eth], Goth. diupi[thorn]a.] 1. The quality of being deep; deepness; perpendicular measurement downward from the surface, or horizontal measurement backward from the front; as, the depth of a river; the depth of a body of troops. 2. Profoundness; extent or degree of intensity; abundance; completeness; as, depth of knowledge, or color. Mindful of that heavenly love Which knows no end in depth or height. --Keble. 3. Lowness; as, depth of sound. 4. That which is deep; a deep, or the deepest, part or place; the deep; the middle part; as, the depth of night, or of winter. From you unclouded depth above. --Keble. The depth closed me round about. --Jonah ii. 5. 5. (Logic) The number of simple elements which an abstract conception or notion includes; the comprehension or content. 6. (Horology) A pair of toothed wheels which work together. [R.] {Depth of a sail} (Naut.), the extent of a square sail from the head rope to the foot rope; the length of the after leach of a staysail or boom sail; -- commonly called the {drop of a sail}.
\Depth\, n. (A["e]ronautics) The perpendicular distance from the chord to the farthest point of an arched surface.

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