Yes, magazines is a Scrabble word!

Noun

1. A periodic publication containing pictures and stories and articles of interest to those who purchase it or subscribe to it
2. Product consisting of a paperback periodic publication as a physical object
3. A business firm that publishes magazines
4. A light-tight supply chamber holding the film and supplying it for exposure as required
5. A storehouse (as a compartment on a warship) where weapons and ammunition are stored
6. A metal frame or container holding cartridges; can be inserted into an automatic gun