Liberal Dictionary English Dictionary
noun
- the act or ceremony of breaking ground for a new construction project.
adjective
- of or relating to such a ceremony.
- originating or pioneering a new endeavor, field of inquiry, or the like: Pasteur’s groundbreaking work in bacteriology.
1907 as a figurative adjective, from expression to break ground, either for planting or for building; see ground (n.) + break (v.).