authorisation

Everyday

1. Official permission to do something. tree →
2. A document or code that gives that permission. tree →

In the lessons

Used in school (a note giving authorisation for a trip), adult life (banks, passwords, payments) and safety (only staff with authorisation may enter). It tells the reader someone has been allowed. Phrases: without authorisation, give authorisation, authorisation code, written authorisation.

Examples

• You need your parents' authorisation to go on the trip. tree →
• No entry without authorisation. tree →
• The bank sent an authorisation code to Mum's phone. tree →
• Only staff with authorisation can open this door. tree →
• The head gave authorisation for the fire drill. tree →
• He used the computer without authorisation and got in trouble. tree →
• Please sign this form to give your authorisation. tree →

Note

UK, Australia, NZ spelling often -isation; US and Canada -ization. Verb: authorise/authorize. Similar: permission, approval. Countable for documents (authorisations), uncountable for the idea.