The difference between Halt and Shut down

When used as verbs, halt means to limp, whereas shut down means to close, terminate, or end.

Halt is also noun with the meaning: a cessation, either temporary or permanent.

Halt is also adjective with the meaning: lame, limping.

check bellow for the other definitions of Halt and Shut down

Halt as a verb (intransitive):

To limp; move with a limping gait.
Halt as a verb (intransitive):

To stand in doubt whether to proceed, or what to do; hesitate; be uncertain; linger; delay; mammer.
Halt as a verb (intransitive):

To be lame, faulty, or defective, as in connection with ideas, or in measure, or in versification.
Halt as a verb:

To waver.
Halt as a verb:

To falter.

Halt as a verb (intransitive):

To stop marching.
Halt as a verb (intransitive):

To stop either temporarily or permanently.
Halt as a verb (transitive):

To bring to a stop.
Halt as a verb (transitive):

To cause to discontinue.

Examples:

"The contract negotiations halted operations for at least a week."

Halt as a noun:

A cessation, either temporary or permanent.

Examples:

"The contract negotiations put a halt to operations."
Halt as a noun (rail):

A minor railway station (usually unstaffed) in the United Kingdom.

Examples:

"The halt itself never achieved much importance, even with workers coming to and from the adjacent works."

Shut down as a verb (transitive):

To close, terminate, or end.

Examples:

"They are planning to shut down the entire building at the end of the month."
Shut down as a verb (ergative):

To turn off or stop.

Examples:

"It's a good idea to shut down the machine before you leave."

"My computer is shutting down as we speak."
Shut down as a verb (figuratively, intransitive):

To emotionally withdraw into oneself as a defense mechanism; to block out external stressors.

Examples:

"I can't talk to him; he just shuts down anytime I try."