The waters increased and bare up the ark. Gen. vii. 17.

He must increase, but I must decrease. John iii. 30.

The heavens forbid
But that our loves and comforts should increase,
Even as our days do grow! Shak.

Fishes are more numerous or increasing than beasts or birds, as appears by their numerous spawn. Sir M. Hale.

Increasing function (Math.), a function whose value increases when that of the variable increases, and decreases when the latter is diminished.

Syn. -- To enlarge; extend; multiply; expand; develop; heighten; amplify; raise; enhance; spread; aggravate; magnify; augment; advance. -- To Increase, Enlarge, Extend. Enlarge implies to make larger or broader in size. Extend marks the progress of enlargement so as to have wider boundaries. Increase denotes enlargement by growth and internal vitality, as in the case of plants. A kingdom is enlarged by the addition of new territories; the mind is enlarged by knowledge. A kingdom is extended when its boundaries are carried to a greater distance from the center. A man's riches, honors, knowledge, etc., are increased by accessions which are made from time to time.

I will increase the famine. Ezek. v. 16.

Make denials
Increase your services. Shak.

As if increase of appetite had grown
By what it fed on. Shak.

For things of tender kind for pleasure made
Shoot up with swift increase, and sudden are decay'd. Dryden.

Take thou no usury of him, or increase. Lev. xxv. 36.

Let them not live to taste this land's increase. Shak.

All the increase of thy house shall die in the flower of their age. 1 Sam. ii. 33.

Seeds, hair, nails, hedges, and herbs will grow soonest if set or cut in the increase of the moon. Bacon.

Increase twist, the twixt of a rifle groove in which the angle of twist increases from the breech to the muzzle.

Syn. -- Enlargement; extension; growth; development; increment; addition; accession; production.