No direct marathi meaning for the english word 'External communication' has been found. Checkout these phrases that may be related to the word 'External communication'
Tele communication
शब्दांकित किंवा चित्रांकित माहितीचे तारायंत्र द्वारा दूर अंतरापर्यंत होणारे दळणवळण