from
The Collaborative International Dictionary of English v.0.48
Scalloped \Scal"loped\, a.
1. Furnished with a scallop; made or done with or in a
scallop.
[1913 Webster]
2. Having the edge or border cut or marked with segments of
circles. See {Scallop}, n., 2.
[1913 Webster]
3. (Cookery) Baked in a scallop; cooked with crumbs.
[1913 Webster]
{Scalloped oysters} (Cookery), opened oysters baked in a deep
dish with alternate layers of bread or cracker crumbs,
seasoned with pepper, nutmeg, and butter. This was at
first done in scallop shells.
[1913 Webster]