lutaceous 1. Pertaining to, made of, or formed from mud. 2. Formed from or having the fine texture of mud. 3. Related to, or having, the fine-grained texture of a sedimentary rock formed from mud. Found on http://www.wordinfo.info/words/index/info/view_unit/1221/
of, like or pertaining to or comprised of mud
lutaceous 1. Pertaining to, made of, or formed from mud. 2. Formed from or having the fine texture of mud. 3. Related to, or having, the fine-grained texture of a sedimentary rock formed from mud.