implosion

As a noun implosion

is implosion.

As an adjective undefined is

lacking a definition or value.

As a verb pressure

is .

As an adjective pressure

is squeezed.

As a noun implosion is

implosion.

As nouns the difference between demolition and implosion

is that demolition is the action of demolishing or destroying, in particular of buildings or other structures while implosion is the inrush of air in forming a suction stop.

As nouns the difference between concussion and implosion

is that concussion is a violent collision or shock while implosion is implosion.

As nouns the difference between collapse and implosion

is that collapse is the act of collapsing while implosion is the inrush of air in forming a suction stop.

As a verb collapse

is to fall down suddenly; to cave in.

As a noun implosion

is implosion.

As a verb explode is

to destroy with an explosion.

As a noun implosion

is implosion.

As an adverb implosively is

in an implosive manner; by means of implosion.