Hence (adverb)

1. As a result or consequence; for that reason.
2. From this time; from now.

Origin:

Middle english: from old english heonan, from heon + -an. the original sense was "from this place", later "from this time", hence the current sense "therefore, as a result".

Examples:

1. I"m tired, hence I"ll go to bed early.
2. The stock market is down, hence the economy is in trouble.
3. The weather is bad, hence we'll stay inside.
4. The project is delayed, hence the deadline will be extended.
5. The meeting is cancelled, hence we'll reschedule.