wholeextent
nounUK /ˌhəʊl ɪkˈstent/
US /ˌhoʊl ɪkˈstent/
The whole extent is all of something from start to finish.
We walked the whole extent of the beach from the pier to the lighthouse.
OTHER MEANINGS
2. The full size or amount of something.
The whole extent of the damage was not known until morning.
3. The complete area that something covers.
The whole extent of the forest is protected by the park service.
4. The total degree to which something happens.
No one understood the whole extent of the problem at first.