An increase; something that accumulates, especially an amount of money that periodically accumulates for a specific purpose
from the creditor's viewpoint, a charge incurred in one accounting period that has not been, but is to be, paid by the end of it.
A surcharge, additional cost, especially for food in a restaurant.
A vitamin, herbal extract or chemical compound ingested to meet dietary deficiencies or enhance muscular development.
Something added, especially to make up for a deficiency.
An additional section of a newspaper devoted to a specific subject.
An angle that, when added to a given angle, makes 180°; a supplementary angle.
An extension to a document or publication that adds information, corrects errors or brings up to date.
To provide or make a supplement to something.