unbrokenopening
nounUK /ʌnˈbrəʊkən ˈəʊpənɪŋ/
US /ʌnˈbroʊkən ˈoʊpənɪŋ/
An unbroken opening is a hole or gap that is not blocked or closed.
The bird flew through the unbroken opening in the fence.
OTHER MEANINGS
2. A start or beginning that continues without stopping.
The team enjoyed an unbroken opening to the season, winning every game.
3. A first part of something that has no breaks or pauses.
The unbroken opening of the speech held everyone's attention.
4. An entrance that is not sealed or covered.
Sunlight poured through the unbroken opening above the door.