There, as here, the substratum is porous limestone; and it is the subsidence of the layers which gives birth to the springs.
And now to wait as patiently as may be the subsidence of the waters.
This was the first example I had met with of a true barrier reef due to subsidence, as has been so clearly shown by Mr. Darwin.
On the whole the Carboniferous seems to have been a time of subsidence in the West.
The subsidence of the shore at Blackpool is, on the northern side, very palpable.
The beginning of the Tertiary was therefore marked by a subsidence.
The duration of the Cretaceous subsidence must have been very great.
The only other alternative is to suppose a subsidence of the land below the level of the sea.
But by degrees through its subsidence, new worlds began to rise.
I cannot say the recognition wrought a subsidence of Hualpas fears.
subsidence sub·si·dence (səb-sīd'ns, sŭb'sĭ-dns)
Sinking or settling in a bone, as of a prosthetic component of a total joint implant.