A part of the picture that depicts scenery to the rear or behind the main subject; context.
One's social heritage, or previous life; what one did in the past.
Information relevant to the current situation about past events; history.
The image or color over which a computer's desktop items are shown (e.g. icons or application windows).
A less important feature of scenery (as opposed to foreground).
A type of activity on a computer that is not normally visible to the user.
To put in a position that is not prominent.
To gather and provide background information (on).
Less important or less noticeable in a scene or system.
The act of tracing origin or descent.
A leading or drawing off of water from a stream or source.
The act of receiving anything from a source; the act of procuring an effect from a cause, means, or condition, as profits from capital, conclusions or opinions from evidence.
That from which a thing is derived.
That which is derived; a derivative; a deduction.
The state or method of being derived; the relation of origin when established or asserted.
Forming a new word by changing the base of another word or by adding affixes to it.
The operation of deducing one function from another according to a fixed definition, referred to as derivation or differentiation; this is the inverse operation to integration.
A drawing of humors or fluids from one part of the body to another, to relieve or lessen a morbid process.