AU'THOR, n. L. auctor. The Latin word is from the root of augeo, to increase, or cause to enlarge. The primary sense is one who brings or causes to come forth.

1. One who produces, creates, or brings into being as, God is the author of the Universe.
2. The beginner, former, or first mover of any thing hence, the efficient cause of a thing. It is appropriately applied to one who composes or writes a book, or original work, and in a more general sense, to one whose occupation is to compose and write books opposed to compiler or translator.

AU'THOR, To occasion to effect. Not used.