simple past tense and past participle of demand

Requiring much endurance, strength, or patience.

present participle of demand

(finance) A note that normally has no date for repayment, but is due on demand of the lender. Usually the lender will only give the borrower a few days notice before the payment is due.

plural of demand

Third-person singular simple present indicative form of demand

biochemical oxygen demand

biochemical oxygen demand

The amount of oxygen needed by aerobic microorganisms to decompose all the organic matter in a sample of water; it is used as a measure of pollution.

One who demands; the plaintiff in a real action; any plaintiff.