A compound is a substance made up of a definite proportion of two or more elements. A chemical formula tells us the number of atoms of each element in a compound. It contains the symbols of the atoms of the elements present in the compound, as well as how many there are for each element in the form of subscripts.
Overabundant definition, an excessive amount or abundance; surfeit: an overabundance of sugar in the diet. See more.
An overdraft occurs when money is withdrawn from a bank account and the available balance goes below zero.In this situation the account is said to be  overdrawn .If there is a prior agreement with the account provider for an overdraft, and the amount overdrawn is within the authorized overdraft limit, then interest is normally charged at the agreed rate. Intraday overdraft â A debit occurs in the customerâs account resulting in an overdraft which is then covered by a credit that posts to the account during the same business day. 2  Whether this actually results in overdraft fees depends on the deposit-account holder agreement of the particular bank.