Definition of mollisol in English:

mollisol

noun

Soil Science
  • A soil of an order comprising temperate grassland soils with a dark, humus-rich surface layer containing high concentrations of calcium and magnesium.

    • ‘These include sand and gravel deposits which are poorly vegetated, sandy entisols which support marshes and bottomland hardwood forests, and mollisols with scattered Bur oaks with prairie grasses and forbs.’
    • ‘Soils of this habitat appear to be true mollisols with pH range of 5.7 to 6.7 and very high calcium content.’

Origin

1960s: from Latin mollis ‘soft’ + solum ‘ground, soil’.

Pronunciation

mollisol

/ˈmɒlɪsɒl/