noun (plural sola or ~s) Etymology: New Latin, from Latin, ground, soil Date: 1928 the altered layer of soil above the parent material that includes the A and B horizons
SOLUM
Meaning of SOLUM in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012