[syn: innovative, innovational, groundbreaking]
The Collaborative International Dictionary of English v.0.48:
groundbreaking \ground"break`ing\ n.
The ceremonial breaking of the ground to formally begin a
construction project. It is sometimes carried out by an
official who digs the first spadeful of dirt from the ground,
to begin the preparatory excavation work.
Syn: groundbreaking ceremony.
[WordNet 1.5] groundcover
WordNet (r) 3.0 (2006):
groundbreaking
adj 1: being or producing something like nothing done or
experienced or created before; "stylistically innovative
works"; "innovative members of the artistic community";
"a mind so innovational, so original" [syn: innovative,
innovational, groundbreaking]
n 1: the ceremonial breaking of the ground to formally begin a
construction project [syn: groundbreaking,
groundbreaking ceremony]