—adj., v., -cat•ed, -cat•ing.
1. overlapping in sequence, as tiles or shingles on a roof.
2. of, pertaining to, or resembling overlapping tiles, as decoration or drawings.
3. Biol.overlapping like tiles, as scales or leaves.
4. characterized by or as if by overlapping shingles.
to overlap, as tiles or shingles.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.