boulder clay
A geological deposit of clay, often full of large stones and boulders, which is formed…A geological deposit of clay, often full of large stones and boulders, which is formed out of the ground moraine material of glaciers and ice-sheets.
Meaning
1 senses(uncountable)A geological deposit of clay, often full of large stones and boulders, which is formed out of the ground moraine material of glaciers and ice-sheets.
More definitions
- unstratified soil deposited by a glacier; consists of sand and clay and gravel and boulders mixed together
Synonyms
1 synonymsClose in meaning
- unstratified soil deposited by a glacier; consists of sand and clay and gravel and boulders mixed together:till
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable