widthways

/W IH1 D TH W EY0 Z/
adjective
  1. 1

    Widthwise The direction of the width of an object or place.

    โ€œMake a widthways cut.โ€

adverb
  1. 1

    Widthwise Directed across the width of an object or place.

    โ€œThe tubes should be placed widthways inside the box.โ€

Source: https://en.wiktionary.org/wiki/widthways