What is the Sanskrit word for 'courier'?
a courier in sanskrit is called Dhoot
for example check references for meghdhoot mens the messenger in the form of clouds.
actually not the courier but the carrier of the message is called a dhootaha.
There is special importnce for this Dhoota as he helped to communicate messages classified from normal to top secret .
He used to walk a long distances on foot to convey a mesages. He dont even bother to step onto the grounds of the enemies to convey a message of compromise from his king. There was an agreement among the kings that they would not kill a Dhoota even if is an alien enemy.
antarjAla is the word for Internet in Sanskrit, that is in use. Strictly speaking the prefix is antaH means inside as in antaHkaraNa = inner-organ(= Intuition); maybe the word formation is unlike Sanskrit. This word is more influenced by Hindi-type of word formation and the "antar" as the Indianized version of "Inter". By original Sanskrit sense it would better fit to be used as the word for intranet.