Meaning

adverb (used to introduce a logical conclusion) from that fact or reason or as a result

adverb from this place

adverb from this time

originA later Middle English spelling, retaining the voiceless -s, of hennes (henne + adverbial genitive ending -s), from Old English heonan (“away", "hence”), from a Proto-West Germanic *hin-, from Proto-Germanic *hiz, and Proto-Germanic *-anē. Cognate with Old Saxon hinan, Old High German hinnan (German hinnen), Dutch heen, Swedish hän. Related to Old English her (“here”).

Etymology from Wiktionary, CC BY-SA 3.0