To make (a quantity) smaller.
Of a quantity, to become smaller.
A reduction in the number of stitches, usually accomplished by suspending the stitch to be decreased from another existing stitch or by knitting it together with another stitch. See Decrease (knitting).
An amount by which a quantity is decreased.
To change; transform.
Of a population, to acquire or develop (a trait) in the process of biological evolution.
To give off (gas, such as oxygen or carbon dioxide during a reaction).
To move in regular procession through a system.
To come into being; develop.
Of a trait, to develop within a population via biological evolution.
Of a population, to change genetic composition over successive generations through the process of evolution.
To cause something to change or transform.