What is to make into a sandwich; also, figuratively, to insert between portions of something dissimilar; to form of alternate parts or things, or alternating layers of a different nature; to interlard called?

sandwich — To make into a sandwich; also, figuratively, to insert between portions of something dissimilar; to form of alternate parts or things, or alternating layers of a different nature; to interlard. (Webster's 1913.)

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