widening
Concise Oxford English Dictionary © 2008 Oxford University Press:
widen/ˈwʌɪdn/
▶verb make or become wider.
– derivatives
widener noun.
widener noun.
'widening' also found in these Oxford entries:
balloon angioplasty
- bronchodilator
- ephedrine
- flare
- reamer
- register
- spiral
- splay
- sunray pleats

