rack
A series of one or more shelves, stacked one above the other.
Other meanings
Any of various kinds of frame for holding luggage or other objects on a vehicle or vessel.
A device, incorporating a ratchet, used to torture victims by stretching them beyond their natural limits.
Word history
From Middle Dutch "rac".
Where this comes from
This definition is adapted from “rack” on Wiktionary, by its contributors, published under CC BY-SA 4.0. This page is published under the same licence.