sinkhole

As nouns the difference between sinkhole and whirlpools

is that sinkhole is (geology) a hole formed in soluble rock by the action of water, serving to conduct surface water to an underground passage while whirlpools is .

As nouns the difference between swallets and sinkhole

is that swallets is while sinkhole is (geology) a hole formed in soluble rock by the action of water, serving to conduct surface water to an underground passage.

As nouns the difference between sinkhole and suction

is that sinkhole is (geology) a hole formed in soluble rock by the action of water, serving to conduct surface water to an underground passage while suction is the principle of physics by which matter is drawn from one space into another because the pressure inside the second space is lower than the pressure in the first.

As a verb suction is

to create an imbalance in pressure between one space and another in order to draw matter between the spaces.

As a noun sinkhole

is (geology) a hole formed in soluble rock by the action of water, serving to conduct surface water to an underground passage.

As an adjective undefined is

lacking a definition or value.

As a proper noun valley

is the san fernando valley in southern california.

As a noun sinkhole is

(geology) a hole formed in soluble rock by the action of water, serving to conduct surface water to an underground passage.

In internet terms the difference between sinkhole and blackhole

is that sinkhole is a DNS server that has been configured to hand out non-routeable addresses for all domains, so that every computer that uses it will fail to get access to the real website while blackhole is a blackhole server, a DNS server that handles reverse lookups of invalid IP ranges.

As nouns the difference between sinkhole and blackhole

is that sinkhole is a hole formed in soluble rock by the action of water, serving to conduct surface water to an underground passage while blackhole is an alternative spelling of nodot=x|lang=en, especially in the attributive.

As a verb blackhole is

to redirect (network traffic, etc.) nowhere; to discard incoming traffic.

In geology terms the difference between crater and sinkhole

is that crater is the basin-like opening or mouth of a volcano, through which the chief eruption comes; similarly, the mouth of a geyser, about which a cone of silica is often built up while sinkhole is a hole formed in soluble rock by the action of water, serving to conduct surface water to an underground passage.

As nouns the difference between crater and sinkhole

is that crater is a hemispherical pit created by the impact of a meteorite or other object while sinkhole is a hole formed in soluble rock by the action of water, serving to conduct surface water to an underground passage.

As a verb crater

is to collapse catastrophically; implode; hollow out; to become devastated or completely destroyed.

As a proper noun Crater

is : A dim spring constellation of the northern sky, said to resemble a cup. It lies between the constellations Virgo and Hydra.

As nouns the difference between sinkhole and whirlpool

is that sinkhole is a hole formed in soluble rock by the action of water, serving to conduct surface water to an underground passage while whirlpool is a swirling body of water.

As nouns the difference between sinkhole and quicksand

is that sinkhole is a hole formed in soluble rock by the action of water, serving to conduct surface water to an underground passage while quicksand is wet sand that things readily sink in, often found near rivers or coasts.

As nouns the difference between chasm and sinkhole

is that chasm is a deep, steep-sided rift, gap or fissure; a gorge or abyss while sinkhole is a hole formed in soluble rock by the action of water, serving to conduct surface water to an underground passage.