(from the article `humus`) A moder-humus formation is intermediate between mor and mull extremes. Moder is sometimes known as insect mull because its distinguishing ... Found on http://www.britannica.com/eb/a-z/m/106
Mo'der noun [ Middle English See Mother female parent.] 1. A mother. [ Obsolete] Chaucer. 2. The principal piece of an astrolabe, into which the others are fixed. [ Obsolete] Found on http://www.encyclo.co.uk/webster/M/85