verb (used without object), de·creased, de·creas·ing. to diminish or lessen in extent, quantity, strength, power, etc.: During the ten-day march across the desert their supply of water decreased rapidly. verb (used with object), de·creased, de·creas·ing. to make less; cause to diminish: to decrease one's work load.

Decrease means to lower or go down. If you are driving above the speed limit, you should decrease your speed or risk getting a ticket. Students always want teachers to decrease the amount of homework. The opposite of decrease is increase, which means to raise. In science, you often are measuring increases and decreases.

the process of something becoming less, or the amount by which something becomes less: Florida is not the only state to experience decreases in revenues. a decrease of 10%/10 points, …

To decrease is defined as to make something smaller or fewer or to become smaller or fewer. When you lower the amount you give to charity, this is an example of a situation where you …

26/03/2018 · A decrease is a reduction in the quantity or size of something. ...a decrease in the number of people without jobs. When something decreases, or when you decrease it, it becomes less in quantity, size, or intensity. Population growth is decreasing by 1.4% each year.