monumental
/ˌmɑnjəˈmɛntəl/ adjective C1- In the manner of a monument.
- Large, grand and imposing.
- Taking a great amount of time and effort to complete. · a monumental task
- Relating to monuments. · Monumental construction.
From the library
Outside was a considerable yard full of monumental masonry.
Building this massive railway was a monumental task that required enormous physical effort.
It is the fourteenth of September, and we have crossed into Maine, which means the monumental conclusion of this six-month journey is finally approaching.
The Oxford English Dictionary stands as a monumental achievement in the history of linguistics and human collaboration.
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