- Botany. deeply divided into numerous segments, as a leaf.
- Physical Geography. separated, by erosion, into many closely spaced crevices or gorges, as the surface of a plateau.
Origin of dissected
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- botany in the form of narrow lobes or segmentsdissected leaves
- geology (of plains) cut by erosion into hills and valleys, esp following tectonic movements
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012