basal till मीनिंग इन हिंदी

• आधारी गोलाश्मी मृत्तिका • आधारी गोलाश्मी मृत्तीका • आधारी गोलाश्मी मृत्‍तिका

basal: आधार आधारिका
till: गोलक दराज टिल

The whole reserve is covered with a basal till thick.
As the conduits pressurize, they pressurize the cavities and the porous basal till.
An alternative theory is that basal till, weakened by high pore water pressure, deformed upwards into parallel basal crevasses a short distance in from the glacial margin.