›the act of sharing something between several people or organizations: The apportionment of resources within the health service is very complicated.
›INSURANCE, LAWthe act of deciding how responsible each person or organization is for something and therefore how much of the costs they or their insurance company should pay: the apportionment of blame/liability
›ACCOUNTINGthe act of dividing costs between different accounts in a fair way, or the amount that is put into each account
›PROPERTYan agreement between the buyer and seller of a property to share the costs of the property during the time that the sale is being completed