Definition of allowance for English Language Learners. : 1  an amount of money that is given to someone regularly or for a specific purpose. : 2  a small amount of money that is regularly given to children by their parents. : 3  an amount of something (such as time) that is allowed or available.
category development index (CDI) Category development index (CDI) is an index that is calculated by taking the percentage of a product categoryâs total sales that occur in a given market area as compared to the percentage of the total population in the market.
The Healthy Eating Index (HEI) is a measure of diet quality that assesses conformance to The Dietary Guidelines for Americans.USDAâs primary use of the HEI is to monitor the diet quality of the U.S. population and the low-income subpopulation.he Healthy Eating Index (HEI) is a measure of diet quality that assesses conformance to The Dietary Guidelines for Americans.