stratum
From ZooTerms (Dictionary of Invertebrate Zoology)
Revision as of 23:42, 13 September 2013 by Andreas Plank (Talk | contribs) (1 revision: import_noun-simple)
stratum (noun; plural -ta; Latin stratum, a cover): 1. A layer of tissue or cells that compose an organ.
2. A group of organisms inhabiting a particular geographical area.
3. A layer of vegetation, usually at the same stage of development.
4. A layer of sedimentary rock or earth.
