# ensure

Pronunciation: US say "in-SHUUR" /ɪnˈʃʊɹ/; UK say "in-SHOOR" /ɪnˈʃʊə(ɹ)/

## Verb

1. To make certain that something (usually a future event or condition) will come about.
   - Simple: To make sure that something happens or that a condition is met.
   - _The new procedures ensure that every shipment is inspected before it leaves the warehouse._
   - _Regular backups ensure that no data is lost if the system fails._

## Verb

2. To make a pledge to someone; to promise or guarantee a person something, or to assure them of it. *(obsolete)*
   - Simple: To promise someone something, or to make a person feel sure of it.

## Origin

The root is Old French seur ("sure"); Anglo-Norman built enseurer on it, and that passed into Middle English as ensuren. Insure is a doublet of the same word.

Source: DictionaryAI, https://dictionaryai.com/define/ensure (written from Wiktionary data, CC BY-SA 4.0: https://creativecommons.org/licenses/by-sa/4.0/).