largestundertakings
nounUK /ˈlɑːdʒɪst ˌʌndəˈteɪkɪŋz/
US /ˈlɑːrdʒɪst ˌʌndərˈteɪkɪŋz/
The biggest jobs or projects that someone tries to do.
Building the new bridge was one of the largest undertakings the town had ever seen.
OTHER MEANINGS
2. The most important promises or commitments someone makes.
Finishing school was one of her largest undertakings.
3. The biggest businesses or companies someone runs.
He owned several of the largest undertakings in the city.
4. The most serious attempts to do something difficult.
Cleaning the whole park was one of our largest undertakings that day.