'Breadthwise' definitions:

Definition of 'breadthwise'

adverb

In the direction of the breadth; "cut the cloth breadthwise" [syn: breadthwise, breadthways, broadwise]

From: GCIDE

Breadthwise \Breadth"wise\ (br[e^]dth"w[-i]z), ads. In the direction of the breadth. [1913 Webster]