Album \Al"bum\, n. [L., neut. of albus white: cf. F. album. Cf. Alb.]

1. (Rom. Antiq.) A white tablet on which anything was inscribed, as a list of names, etc.

2. A register for visitors' names; a visitors' book.

3. A blank book, in which to insert autographs sketches, memorial writing of friends, photographs, etc.

Source: Webster's Revised Unabridged Dictionary (1913)