The act of turning out
To become larger; increase in size, extent, etc.; expand
Increase is defined as to become bigger or greater.
To increase in volume or loudness
To open to a fuller extent or width; stretch:
To remove the wrapping from:
To allow (something) to develop or increase by a natural process:
To become unfolded; open out or open up
(Computers) To encode (data) to minimize the space required for storage or transmittal:
To affect with or experience a cramp or cramps.
To increase in number, amount, extent, or degree; specif., to increase by procreation
Find another word for widening. In this page you can discover 22 synonyms, antonyms, idiomatic expressions, and related words for widening, like: broadening, dilating, expanding, splayed, turnout, narrowing, distending, enlarging, increasing, extending and stretching.