Mul″ti‐ply, v. i. 1. To become greater in number; to become numerous.
When men began to multiply on the face of the earth, and daughters were born unto them. Gen. vi. 1.
2. To increase in extent and influence; to spread.
The word of God grew and multiplied. Acts xii. 24.
3. To increase amount of gold or silver by the arts of alchemy. Chaucer.