The act of contributing.
An amount of money given toward something.
Something given or offered that adds to a larger whole.
The taking part, often with the idea that it has led to (scientific etc.) progress.
The act by which something is offered.
Something put forth, bid, proffered or tendered, such as for sale
That which has been offered; a sacrifice.
A contribution given at a religious service.
An oblation or presentation made as a religious act.