ESCAL'OP, noun skal'lup. A family of bivalvular shell-fish, whose shell is regularly indented. In the center of the top of the shell is a trigonal sinus with an elastic cartilage for its hinge. 1. A regular curving indenture in the margin of any thing. [See Scallop and Scollop.]
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI